diff --git a/src/Bladeburner/ui/Console.tsx b/src/Bladeburner/ui/Console.tsx
index c64957714..f4144d24f 100644
--- a/src/Bladeburner/ui/Console.tsx
+++ b/src/Bladeburner/ui/Console.tsx
@@ -1,5 +1,6 @@
 import React, { useState, useRef, useEffect } from "react";
 import { IBladeburner } from "../IBladeburner";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 import { IPlayer } from "../../PersonObjects/IPlayer";
 import Paper from "@mui/material/Paper";
@@ -76,7 +77,7 @@ export function Console(props: IProps): React.ReactElement {
   }, []);
 
   function handleKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) {
+    if (event.key === KEY.ENTER) {
       event.preventDefault();
       if (command.length > 0) {
         props.bladeburner.postToConsole("> " + command);
@@ -88,7 +89,7 @@ export function Console(props: IProps): React.ReactElement {
 
     const consoleHistory = props.bladeburner.consoleHistory;
 
-    if (event.keyCode === 38) {
+    if (event.key === KEY.S) {
       // up
       let i = consoleHistoryIndex;
       const len = consoleHistory.length;
@@ -108,7 +109,7 @@ export function Console(props: IProps): React.ReactElement {
       setCommand(prevCommand);
     }
 
-    if (event.keyCode === 40) {
+    if (event.key === KEY.DOWNARROW) {
       const i = consoleHistoryIndex;
       const len = consoleHistory.length;
 
diff --git a/src/Corporation/ui/BuybackSharesModal.tsx b/src/Corporation/ui/BuybackSharesModal.tsx
index 4d6568af7..250443817 100644
--- a/src/Corporation/ui/BuybackSharesModal.tsx
+++ b/src/Corporation/ui/BuybackSharesModal.tsx
@@ -8,6 +8,7 @@ import Button from "@mui/material/Button";
 import TextField from "@mui/material/TextField";
 import { BuyBackShares } from '../Actions';
 import { dialogBoxCreate } from '../../ui/React/DialogBox';
+import { KEY } from "../../utils/helpers/keyCodes";
 
 interface IProps {
   open: boolean;
@@ -69,7 +70,7 @@ export function BuybackSharesModal(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) buy();
+    if (event.key === KEY.ENTER) buy();
   }
 
   return (
diff --git a/src/Corporation/ui/ExpandIndustryTab.tsx b/src/Corporation/ui/ExpandIndustryTab.tsx
index 8477a8a76..74faabadf 100644
--- a/src/Corporation/ui/ExpandIndustryTab.tsx
+++ b/src/Corporation/ui/ExpandIndustryTab.tsx
@@ -11,6 +11,7 @@ import TextField from "@mui/material/TextField";
 import MenuItem from "@mui/material/MenuItem";
 import Box from "@mui/material/Box";
 import Select, { SelectChangeEvent } from "@mui/material/Select";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 interface IProps {
   setDivisionName: (name: string) => void;
@@ -53,7 +54,7 @@ export function ExpandIndustryTab(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) newIndustry();
+    if (event.key === KEY.ENTER) newIndustry();
   }
 
   function onIndustryChange(event: SelectChangeEvent<string>): void {
diff --git a/src/Corporation/ui/GoPublicModal.tsx b/src/Corporation/ui/GoPublicModal.tsx
index 5d093cf8c..6c91e1513 100644
--- a/src/Corporation/ui/GoPublicModal.tsx
+++ b/src/Corporation/ui/GoPublicModal.tsx
@@ -7,6 +7,7 @@ import Typography from "@mui/material/Typography";
 import Button from "@mui/material/Button";
 import TextField from "@mui/material/TextField";
 import Box from "@mui/material/Box";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 interface IProps {
   open: boolean;
@@ -45,7 +46,7 @@ export function GoPublicModal(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) goPublic();
+    if (event.key === KEY.ENTER) goPublic();
   }
 
   function onChange(event: React.ChangeEvent<HTMLInputElement>): void {
diff --git a/src/Corporation/ui/IssueDividendsModal.tsx b/src/Corporation/ui/IssueDividendsModal.tsx
index 873fd1a1f..351776dca 100644
--- a/src/Corporation/ui/IssueDividendsModal.tsx
+++ b/src/Corporation/ui/IssueDividendsModal.tsx
@@ -7,6 +7,7 @@ import { useCorporation } from "./Context";
 import Typography from "@mui/material/Typography";
 import TextField from "@mui/material/TextField";
 import Button from "@mui/material/Button";
+import { KEY } from "../../utils/helpers/keyCodes";
 interface IProps {
   open: boolean;
   onClose: () => void;
@@ -32,7 +33,7 @@ export function IssueDividendsModal(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) issueDividends();
+    if (event.key === KEY.ENTER) issueDividends();
   }
 
   function onChange(event: React.ChangeEvent<HTMLInputElement>): void {
diff --git a/src/Corporation/ui/IssueNewSharesModal.tsx b/src/Corporation/ui/IssueNewSharesModal.tsx
index 63ccb5cb4..0022828e9 100644
--- a/src/Corporation/ui/IssueNewSharesModal.tsx
+++ b/src/Corporation/ui/IssueNewSharesModal.tsx
@@ -8,6 +8,7 @@ import { useCorporation } from "./Context";
 import Typography from "@mui/material/Typography";
 import TextField from "@mui/material/TextField";
 import Button from "@mui/material/Button";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 interface IEffectTextProps {
   shares: number | null;
@@ -93,7 +94,7 @@ export function IssueNewSharesModal(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) issueNewShares();
+    if (event.key === KEY.ENTER) issueNewShares();
   }
 
   function onChange(event: React.ChangeEvent<HTMLInputElement>): void {
diff --git a/src/Corporation/ui/LimitProductProductionModal.tsx b/src/Corporation/ui/LimitProductProductionModal.tsx
index 3c5dcd96d..2d28ea75f 100644
--- a/src/Corporation/ui/LimitProductProductionModal.tsx
+++ b/src/Corporation/ui/LimitProductProductionModal.tsx
@@ -5,6 +5,7 @@ import { Modal } from "../../ui/React/Modal";
 import Typography from "@mui/material/Typography";
 import Button from "@mui/material/Button";
 import TextField from "@mui/material/TextField";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 interface IProps {
   open: boolean;
@@ -25,7 +26,7 @@ export function LimitProductProductionModal(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) limitProductProduction();
+    if (event.key === KEY.ENTER) limitProductProduction();
   }
 
   function onChange(event: React.ChangeEvent<HTMLInputElement>): void {
diff --git a/src/Corporation/ui/MakeProductModal.tsx b/src/Corporation/ui/MakeProductModal.tsx
index e040bfdfd..784e3acda 100644
--- a/src/Corporation/ui/MakeProductModal.tsx
+++ b/src/Corporation/ui/MakeProductModal.tsx
@@ -9,6 +9,7 @@ import TextField from "@mui/material/TextField";
 import Button from "@mui/material/Button";
 import MenuItem from "@mui/material/MenuItem";
 import Select, { SelectChangeEvent } from "@mui/material/Select";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 interface IProps {
   open: boolean;
@@ -165,7 +166,7 @@ export function MakeProductModal(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) makeProduct();
+    if (event.key === KEY.ENTER) makeProduct();
   }
 
   return (
diff --git a/src/Corporation/ui/PurchaseMaterialModal.tsx b/src/Corporation/ui/PurchaseMaterialModal.tsx
index 5c6f6bda8..419176e6d 100644
--- a/src/Corporation/ui/PurchaseMaterialModal.tsx
+++ b/src/Corporation/ui/PurchaseMaterialModal.tsx
@@ -10,6 +10,7 @@ import { useCorporation, useDivision } from "./Context";
 import Typography from "@mui/material/Typography";
 import TextField from "@mui/material/TextField";
 import Button from "@mui/material/Button";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 interface IBulkPurchaseTextProps {
   warehouse: Warehouse;
@@ -68,7 +69,7 @@ function BulkPurchaseSection(props: IBPProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) bulkPurchase();
+    if (event.key === KEY.ENTER) bulkPurchase();
   }
 
   function onChange(event: React.ChangeEvent<HTMLInputElement>): void {
@@ -123,7 +124,7 @@ export function PurchaseMaterialModal(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) purchaseMaterial();
+    if (event.key === KEY.ENTER) purchaseMaterial();
   }
 
   function onChange(event: React.ChangeEvent<HTMLInputElement>): void {
diff --git a/src/Corporation/ui/SellMaterialModal.tsx b/src/Corporation/ui/SellMaterialModal.tsx
index 366507aa9..83a36d314 100644
--- a/src/Corporation/ui/SellMaterialModal.tsx
+++ b/src/Corporation/ui/SellMaterialModal.tsx
@@ -6,6 +6,7 @@ import { Modal } from "../../ui/React/Modal";
 import Typography from "@mui/material/Typography";
 import TextField from "@mui/material/TextField";
 import Button from "@mui/material/Button";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 function initialPrice(mat: Material): string {
   let val = mat.sCost ? mat.sCost + "" : "";
@@ -46,7 +47,7 @@ export function SellMaterialModal(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) sellMaterial();
+    if (event.key === KEY.ENTER) sellMaterial();
   }
 
   return (
diff --git a/src/Corporation/ui/SellProductModal.tsx b/src/Corporation/ui/SellProductModal.tsx
index 5b383a583..00026a5b0 100644
--- a/src/Corporation/ui/SellProductModal.tsx
+++ b/src/Corporation/ui/SellProductModal.tsx
@@ -9,6 +9,7 @@ import TextField from "@mui/material/TextField";
 import Button from "@mui/material/Button";
 import FormControlLabel from "@mui/material/FormControlLabel";
 import Switch from "@mui/material/Switch";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 function initialPrice(product: Product): string {
   let val = product.sCost ? product.sCost + "" : "";
@@ -58,7 +59,7 @@ export function SellProductModal(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) sellProduct();
+    if (event.key === KEY.ENTER) sellProduct();
   }
 
   return (
diff --git a/src/Corporation/ui/SellSharesModal.tsx b/src/Corporation/ui/SellSharesModal.tsx
index e96fa9959..a6a36aa0d 100644
--- a/src/Corporation/ui/SellSharesModal.tsx
+++ b/src/Corporation/ui/SellSharesModal.tsx
@@ -10,6 +10,7 @@ import TextField from "@mui/material/TextField";
 import Button from "@mui/material/Button";
 import { Money } from "../../ui/React/Money";
 import { SellShares } from "../Actions";
+import { KEY } from "../../utils/helpers/keyCodes";
 interface IProps {
   open: boolean;
   onClose: () => void;
@@ -68,7 +69,7 @@ export function SellSharesModal(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) sell();
+    if (event.key === KEY.ENTER) sell();
   }
 
   return (
diff --git a/src/Corporation/ui/ThrowPartyModal.tsx b/src/Corporation/ui/ThrowPartyModal.tsx
index 8b89c4506..c3e2958cb 100644
--- a/src/Corporation/ui/ThrowPartyModal.tsx
+++ b/src/Corporation/ui/ThrowPartyModal.tsx
@@ -10,6 +10,7 @@ import Typography from "@mui/material/Typography";
 import Button from "@mui/material/Button";
 import TextField from "@mui/material/TextField";
 import Box from "@mui/material/Box";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 interface IProps {
   open: boolean;
@@ -57,7 +58,7 @@ export function ThrowPartyModal(props: IProps): React.ReactElement {
   }
 
   function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) throwParty();
+    if (event.key === KEY.ENTER) throwParty();
   }
 
   return (
diff --git a/src/Faction/ui/CreateGangModal.tsx b/src/Faction/ui/CreateGangModal.tsx
index 5d023376c..60d788494 100644
--- a/src/Faction/ui/CreateGangModal.tsx
+++ b/src/Faction/ui/CreateGangModal.tsx
@@ -6,6 +6,7 @@ import { Modal } from "../../ui/React/Modal";
 import { use } from "../../ui/Context";
 import Typography from "@mui/material/Typography";
 import Button from "@mui/material/Button";
+import { KEY } from "../../utils/helpers/keyCodes";
 import { FactionNames } from "../data/FactionNames";
 
 interface IProps {
@@ -38,7 +39,7 @@ export function CreateGangModal(props: IProps): React.ReactElement {
   }
 
   function onKeyUp(event: React.KeyboardEvent): void {
-    if (event.keyCode === 13) createGang();
+    if (event.key === KEY.ENTER) createGang();
   }
 
   return (
diff --git a/src/Gang/ui/RecruitModal.tsx b/src/Gang/ui/RecruitModal.tsx
index c5096ba74..4c81c36fc 100644
--- a/src/Gang/ui/RecruitModal.tsx
+++ b/src/Gang/ui/RecruitModal.tsx
@@ -8,6 +8,7 @@ import { useGang } from "./Context";
 import Typography from "@mui/material/Typography";
 import TextField from "@mui/material/TextField";
 import Button from "@mui/material/Button";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 interface IRecruitPopupProps {
   open: boolean;
@@ -34,7 +35,7 @@ export function RecruitModal(props: IRecruitPopupProps): React.ReactElement {
   }
 
   function onKeyUp(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) recruit();
+    if (event.key === KEY.ENTER) recruit();
   }
 
   function onChange(event: React.ChangeEvent<HTMLInputElement>): void {
diff --git a/src/Locations/ui/PurchaseServerModal.tsx b/src/Locations/ui/PurchaseServerModal.tsx
index d0f8ccf44..ed54a7faa 100644
--- a/src/Locations/ui/PurchaseServerModal.tsx
+++ b/src/Locations/ui/PurchaseServerModal.tsx
@@ -10,6 +10,7 @@ import { use } from "../../ui/Context";
 import Typography from "@mui/material/Typography";
 import TextField from "@mui/material/TextField";
 import Button from "@mui/material/Button";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 interface IProps {
   open: boolean;
@@ -29,7 +30,7 @@ export function PurchaseServerModal(props: IProps): React.ReactElement {
   }
 
   function onKeyUp(event: React.KeyboardEvent<HTMLInputElement>): void {
-    if (event.keyCode === 13) tryToPurchaseServer();
+    if (event.key === KEY.ENTER) tryToPurchaseServer();
   }
 
   function onChange(event: React.ChangeEvent<HTMLInputElement>): void {
diff --git a/src/Sidebar/ui/SidebarRoot.tsx b/src/Sidebar/ui/SidebarRoot.tsx
index bd1a1fbf8..81f724304 100644
--- a/src/Sidebar/ui/SidebarRoot.tsx
+++ b/src/Sidebar/ui/SidebarRoot.tsx
@@ -1,4 +1,5 @@
 import React, { useState, useEffect } from "react";
+import { KEY } from "../../utils/helpers/keyCodes";
 import clsx from "clsx";
 import { styled, Theme, CSSObject } from "@mui/material/styles";
 import createStyles from "@mui/styles/createStyles";
@@ -53,7 +54,6 @@ import { Settings } from "../../Settings/Settings";
 import { redPillFlag } from "../../RedPill";
 import { AugmentationNames } from "../../Augmentation/data/AugmentationNames";
 
-import { KEY } from "../../utils/helpers/keyCodes";
 import { ProgramsSeen } from "../../Programs/ui/ProgramsRoot";
 import { InvitationsSeen } from "../../Faction/ui/FactionsRoot";
 import { hash } from "../../hash/hash";
@@ -276,54 +276,54 @@ export function SidebarRoot(props: IProps): React.ReactElement {
     function handleShortcuts(this: Document, event: KeyboardEvent): any {
       if (Settings.DisableHotkeys) return;
       if ((props.player.isWorking && props.player.focus) || redPillFlag) return;
-      if (event.keyCode == KEY.T && event.altKey) {
+      if (event.key === "t" && event.altKey) {
         event.preventDefault();
         clickTerminal();
-      } else if (event.keyCode === KEY.C && event.altKey) {
+      } else if (event.key === KEY.C && event.altKey) {
         event.preventDefault();
         clickStats();
-      } else if (event.keyCode === KEY.E && event.altKey) {
+      } else if (event.key === KEY.E && event.altKey) {
         event.preventDefault();
         clickScriptEditor();
-      } else if (event.keyCode === KEY.S && event.altKey) {
+      } else if (event.key === KEY.S && event.altKey) {
         event.preventDefault();
         clickActiveScripts();
-      } else if (event.keyCode === KEY.H && event.altKey) {
+      } else if (event.key === KEY.H && event.altKey) {
         event.preventDefault();
         clickHacknet();
-      } else if (event.keyCode === KEY.W && event.altKey) {
+      } else if (event.key === KEY.W && event.altKey) {
         event.preventDefault();
         clickCity();
-      } else if (event.keyCode === KEY.J && event.altKey && !event.ctrlKey && !event.metaKey && canJob) {
+      } else if (event.key === KEY.J && event.altKey && !event.ctrlKey && !event.metaKey && canJob) {
         // ctrl/cmd + alt + j is shortcut to open Chrome dev tools
         event.preventDefault();
         clickJob();
-      } else if (event.keyCode === KEY.R && event.altKey) {
+      } else if (event.key === KEY.R && event.altKey) {
         event.preventDefault();
         clickTravel();
-      } else if (event.keyCode === KEY.P && event.altKey) {
+      } else if (event.key === KEY.P && event.altKey) {
         event.preventDefault();
         clickCreateProgram();
-      } else if (event.keyCode === KEY.F && event.altKey) {
+      } else if (event.key === KEY.F && event.altKey) {
         if (props.page == Page.Terminal && Settings.EnableBashHotkeys) {
           return;
         }
         event.preventDefault();
         clickFactions();
-      } else if (event.keyCode === KEY.A && event.altKey) {
+      } else if (event.key === KEY.A && event.altKey) {
         event.preventDefault();
         clickAugmentations();
-      } else if (event.keyCode === KEY.U && event.altKey) {
+      } else if (event.key === KEY.U && event.altKey) {
         event.preventDefault();
         clickTutorial();
-      } else if (event.keyCode === KEY.B && event.altKey && props.player.bladeburner) {
+      } else if (event.key === KEY.B && event.altKey && props.player.bladeburner) {
         event.preventDefault();
         clickBladeburner();
-      } else if (event.keyCode === KEY.G && event.altKey && props.player.gang) {
+      } else if (event.key === KEY.G && event.altKey && props.player.gang) {
         event.preventDefault();
         clickGang();
       }
-      // if (event.keyCode === KEY.O && event.altKey) {
+      // if (event.key === KEY.O && event.altKey) {
       //   event.preventDefault();
       //   gameOptionsBoxOpen();
       // }
diff --git a/src/Terminal/ui/TerminalInput.tsx b/src/Terminal/ui/TerminalInput.tsx
index 318a77765..a45d7ec6b 100644
--- a/src/Terminal/ui/TerminalInput.tsx
+++ b/src/Terminal/ui/TerminalInput.tsx
@@ -180,13 +180,13 @@ export function TerminalInput({ terminal, router, player }: IProps): React.React
   useEffect(() => {
     function keyDown(this: Document, event: KeyboardEvent): void {
       if (terminal.contractOpen) return;
-      if (terminal.action !== null && event.keyCode === KEY.C && event.ctrlKey) {
+      if (terminal.action !== null && event.key === KEY.c && event.ctrlKey) {
         terminal.finishAction(router, player, true);
         return;
       }
       const ref = terminalInput.current;
       if (event.ctrlKey || event.metaKey) return;
-      if (event.keyCode === KEY.C && (event.ctrlKey || event.metaKey)) return; // trying to copy
+      if (event.key === KEY.C && (event.ctrlKey || event.metaKey)) return; // trying to copy
 
       if (ref) ref.focus();
     }
@@ -196,7 +196,7 @@ export function TerminalInput({ terminal, router, player }: IProps): React.React
 
   async function onKeyDown(event: React.KeyboardEvent<HTMLInputElement>): Promise<void> {
     // Run command.
-    if (event.keyCode === KEY.ENTER && value !== "") {
+    if (event.key === KEY.ENTER && value !== "") {
       event.preventDefault();
       terminal.print(`[${player.getCurrentServer().hostname} ~${terminal.cwd()}]> ${value}`);
       terminal.executeCommands(router, player, value);
@@ -205,7 +205,7 @@ export function TerminalInput({ terminal, router, player }: IProps): React.React
     }
 
     // Autocomplete
-    if (event.keyCode === KEY.TAB && value !== "") {
+    if (event.key === KEY.Tab && value !== "") {
       event.preventDefault();
 
       let copy = value;
@@ -256,13 +256,13 @@ export function TerminalInput({ terminal, router, player }: IProps): React.React
     }
 
     // Clear screen.
-    if (event.keyCode === KEY.L && event.ctrlKey) {
+    if (event.key === KEY.L && event.ctrlKey) {
       event.preventDefault();
       terminal.clear();
     }
 
     // Select previous command.
-    if (event.keyCode === KEY.UPARROW || (Settings.EnableBashHotkeys && event.keyCode === KEY.P && event.ctrlKey)) {
+    if (event.key === KEY.UPARROW || (Settings.EnableBashHotkeys && event.key === "p" && event.ctrlKey)) {
       if (Settings.EnableBashHotkeys) {
         event.preventDefault();
       }
@@ -290,7 +290,7 @@ export function TerminalInput({ terminal, router, player }: IProps): React.React
     }
 
     // Select next command
-    if (event.keyCode === KEY.DOWNARROW || (Settings.EnableBashHotkeys && event.keyCode === KEY.M && event.ctrlKey)) {
+    if (event.key === KEY.DOWNARROW || (Settings.EnableBashHotkeys && event.key === "m" && event.ctrlKey)) {
       if (Settings.EnableBashHotkeys) {
         event.preventDefault();
       }
@@ -317,57 +317,57 @@ export function TerminalInput({ terminal, router, player }: IProps): React.React
 
     // Extra Bash Emulation Hotkeys, must be enabled through options
     if (Settings.EnableBashHotkeys) {
-      if (event.keyCode === KEY.A && event.ctrlKey) {
+      if (event.key === KEY.A && event.ctrlKey) {
         event.preventDefault();
         moveTextCursor("home");
       }
 
-      if (event.keyCode === KEY.E && event.ctrlKey) {
+      if (event.key === KEY.E && event.ctrlKey) {
         event.preventDefault();
         moveTextCursor("end");
       }
 
-      if (event.keyCode === KEY.B && event.ctrlKey) {
+      if (event.key === KEY.B && event.ctrlKey) {
         event.preventDefault();
         moveTextCursor("prevchar");
       }
 
-      if (event.keyCode === KEY.B && event.altKey) {
+      if (event.key === KEY.B && event.altKey) {
         event.preventDefault();
         moveTextCursor("prevword");
       }
 
-      if (event.keyCode === KEY.F && event.ctrlKey) {
+      if (event.key === KEY.F && event.ctrlKey) {
         event.preventDefault();
         moveTextCursor("nextchar");
       }
 
-      if (event.keyCode === KEY.F && event.altKey) {
+      if (event.key === KEY.F && event.altKey) {
         event.preventDefault();
         moveTextCursor("nextword");
       }
 
-      if ((event.keyCode === KEY.H || event.keyCode === KEY.D) && event.ctrlKey) {
+      if ((event.key === KEY.H || event.key === KEY.D) && event.ctrlKey) {
         modifyInput("backspace");
         event.preventDefault();
       }
 
-      if (event.keyCode === KEY.W && event.ctrlKey) {
+      if (event.key === KEY.W && event.ctrlKey) {
         event.preventDefault();
         modifyInput("deletewordbefore");
       }
 
-      if (event.keyCode === KEY.D && event.altKey) {
+      if (event.key === KEY.D && event.altKey) {
         event.preventDefault();
         modifyInput("deletewordafter");
       }
 
-      if (event.keyCode === KEY.U && event.ctrlKey) {
+      if (event.key === KEY.U && event.ctrlKey) {
         event.preventDefault();
         modifyInput("clearbefore");
       }
 
-      if (event.keyCode === KEY.K && event.ctrlKey) {
+      if (event.key === KEY.K && event.ctrlKey) {
         event.preventDefault();
         modifyInput("clearafter");
       }
diff --git a/src/ui/React/CodingContractModal.tsx b/src/ui/React/CodingContractModal.tsx
index 597e204e0..a16f3f61c 100644
--- a/src/ui/React/CodingContractModal.tsx
+++ b/src/ui/React/CodingContractModal.tsx
@@ -37,7 +37,7 @@ export function CodingContractModal(): React.ReactElement {
     // whatever ...
     const value = (event.target as any).value;
 
-    if (event.keyCode === KEY.ENTER && value !== "") {
+    if (event.key === KEY.ENTER && value !== "") {
       event.preventDefault();
       props.onAttempt(answer);
       setAnswer("");
diff --git a/src/ui/React/PromptManager.tsx b/src/ui/React/PromptManager.tsx
index 41f97e0ff..bd7145268 100644
--- a/src/ui/React/PromptManager.tsx
+++ b/src/ui/React/PromptManager.tsx
@@ -6,6 +6,7 @@ import Button from "@mui/material/Button";
 import Select, { SelectChangeEvent } from "@mui/material/Select";
 import TextField from "@mui/material/TextField";
 import MenuItem from "@mui/material/MenuItem";
+import { KEY } from "../../utils/helpers/keyCodes";
 
 export const PromptEvent = new EventEmitter<[Prompt]>();
 
@@ -93,7 +94,7 @@ function PromptMenuText({ resolve }: IContentProps): React.ReactElement {
   const onKeyDown = (event: React.KeyboardEvent<HTMLInputElement>): void => {
     event.stopPropagation();
 
-    if (event.key === "Enter") {
+    if (event.key === KEY.ENTER) {
       event.preventDefault();
       submit();
     }
diff --git a/src/utils/helpers/keyCodes.ts b/src/utils/helpers/keyCodes.ts
index 7fc89f380..60e6c0dc1 100644
--- a/src/utils/helpers/keyCodes.ts
+++ b/src/utils/helpers/keyCodes.ts
@@ -3,49 +3,53 @@ import { IMap } from "../../types";
 /**
  * Keyboard key codes
  */
-export const KEY: IMap<number> = {
-  CTRL: 17,
-  DOWNARROW: 40,
-  ENTER: 13,
-  ESC: 27,
-  TAB: 9,
-  UPARROW: 38,
+export const KEY: IMap<string> = {
+  //SHIFT: 16, // Check by `&& event.shiftKey`
+  //CTRL: 17, // Check by `&& event.ctrlKey`
+  //ALT: 18, // Check by `&& event.altKey`
+  ENTER: "Enter",
+  ESC: "Escape",
+  TAB: "Tab",
+  UPARROW: "ArrowUp",
+  DOWNARROW: "ArrowDown",
+  LEFTARROW: "ArrowLeft",
+  RIGHTARROW: "ArrowRight",
 
-  "0": 48,
-  "1": 49,
-  "2": 50,
-  "3": 51,
-  "4": 52,
-  "5": 53,
-  "6": 54,
-  "7": 55,
-  "8": 56,
-  "9": 57,
+  "0": "0",
+  "1": "1",
+  "2": "2",
+  "3": "3",
+  "4": "4",
+  "5": "5",
+  "6": "6",
+  "7": "7",
+  "8": "8",
+  "9": "9",
 
-  A: 65,
-  B: 66,
-  C: 67,
-  D: 68,
-  E: 69,
-  F: 70,
-  G: 71,
-  H: 72,
-  I: 73,
-  J: 74,
-  K: 75,
-  L: 76,
-  M: 77,
-  N: 78,
-  O: 79,
-  P: 80,
-  Q: 81,
-  R: 82,
-  S: 83,
-  T: 84,
-  U: 85,
-  V: 86,
-  W: 87,
-  X: 88,
-  Y: 89,
-  Z: 90,
+  A: "a",
+  B: "b",
+  C: "c",
+  D: "d",
+  E: "e",
+  F: "f",
+  G: "g",
+  H: "h",
+  I: "i",
+  J: "j",
+  K: "k",
+  L: "l",
+  M: "m",
+  N: "n",
+  O: "o",
+  P: "p",
+  Q: "q",
+  R: "r",
+  S: "s",
+  T: "t",
+  U: "u",
+  V: "v",
+  W: "w",
+  X: "x",
+  Y: "y",
+  Z: "z",
 };