diff --git a/.github/workflows/pr.yml b/.github/workflows/test.yml
similarity index 75%
rename from .github/workflows/pr.yml
rename to .github/workflows/test.yml
index 9f6dc0d..cb4cf0a 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/test.yml
@@ -4,9 +4,13 @@ on: [push, pull_request]
 
 jobs:
   test:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
     timeout-minutes: 60
 
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest]
+
     steps:
       - uses: actions/checkout@v2
 
diff --git a/package.json b/package.json
index 3266ad6..ba88f58 100644
--- a/package.json
+++ b/package.json
@@ -126,7 +126,6 @@
     "express": "^4.19.2",
     "express-async-handler": "^1.2.0",
     "file-type": "16",
-    "file-url": "^3.0.0",
     "fs-extra": "^8.1.0",
     "i18next": "^22.4.10",
     "i18next-fs-backend": "^2.1.1",
diff --git a/src/renderer/src/App.tsx b/src/renderer/src/App.tsx
index 88a07cb..ce88b1b 100644
--- a/src/renderer/src/App.tsx
+++ b/src/renderer/src/App.tsx
@@ -70,7 +70,7 @@ import {
   isStoreBuild, dragPreventer,
   havePermissionToReadFile, resolvePathIfNeeded, getPathReadAccessError, html5ifiedPrefix, html5dummySuffix, findExistingHtml5FriendlyFile,
   deleteFiles, isOutOfSpaceError, isExecaFailure, readFileSize, readFileSizes, checkFileSizes, setDocumentTitle, getOutFileExtension, getSuffixedFileName, mustDisallowVob, readVideoTs, readDirRecursively, getImportProjectType,
-  calcShouldShowWaveform, calcShouldShowKeyframes, mediaSourceQualities,
+  calcShouldShowWaveform, calcShouldShowKeyframes, mediaSourceQualities, isWindows,
 } from './util';
 import { toast, errorToast } from './swal';
 import { formatDuration } from './util/duration';
@@ -89,11 +89,11 @@ import isDev from './isDev';
 import { ChromiumHTMLVideoElement, EdlFileType, FfmpegCommandLog, FormatTimecode, PlaybackMode, SegmentColorIndex, SegmentTags, SegmentToExport, StateSegment, Thumbnail, TunerType } from './types';
 import { CaptureFormat, KeyboardAction, Html5ifyMode } from '../../../types';
 import { FFprobeChapter, FFprobeFormat, FFprobeStream } from '../../../ffprobe';
+import filePathToUrl from './util/fileUri';
 
 const electron = window.require('electron');
 const { exists } = window.require('fs-extra');
 const { lstat } = window.require('fs/promises');
-const filePathToUrl = window.require('file-url');
 const { parse: parsePath, join: pathJoin, basename, dirname } = window.require('path');
 
 const { focusWindow, hasDisabledNetworking, quitApp } = window.require('@electron/remote').require('./index.js');
@@ -449,7 +449,7 @@ function App() {
   const effectiveFilePath = previewFilePath || filePath;
   const fileUri = useMemo(() => {
     if (!effectiveFilePath) return ''; // Setting video src="" prevents memory leak in chromium
-    const uri = filePathToUrl(effectiveFilePath);
+    const uri = filePathToUrl(effectiveFilePath, isWindows);
     // https://github.com/mifi/lossless-cut/issues/1674
     if (cacheBuster !== 0) {
       const qs = new URLSearchParams();
diff --git a/src/renderer/src/index.tsx b/src/renderer/src/index.tsx
index 1f770c6..0c5168e 100644
--- a/src/renderer/src/index.tsx
+++ b/src/renderer/src/index.tsx
@@ -42,7 +42,6 @@ declare global {
     require: <T extends string>(module: T) => (
       T extends '@electron/remote' ? TypedRemote :
       T extends 'electron' ? typeof Electron :
-      T extends 'file-url' ? typeof import('file-url') :
       // todo more
       // eslint-disable-next-line @typescript-eslint/no-explicit-any
       any
diff --git a/src/renderer/src/util/fileUri.test.ts b/src/renderer/src/util/fileUri.test.ts
new file mode 100644
index 0000000..5f98a58
--- /dev/null
+++ b/src/renderer/src/util/fileUri.test.ts
@@ -0,0 +1,48 @@
+import { test, expect, describe } from 'vitest';
+
+import fileUriRaw from './fileUri.js';
+
+
+describe('file uri windows only', () => {
+  test('converts path to file url', () => {
+    expect(fileUriRaw('C:\\Users\\sindresorhus\\dev\\te^st.jpg', true)).toEqual('file:///C:/Users/sindresorhus/dev/te%5Est.jpg');
+  });
+});
+
+describe('file uri non-windows', () => {
+  // https://github.com/mifi/lossless-cut/issues/1941
+  test('file with backslash', () => {
+    expect(fileUriRaw('/has/back\\slash', false)).toEqual('file:///has/back%5Cslash');
+  });
+});
+
+// taken from https://github.com/sindresorhus/file-url
+describe.each([{ isWindows: false }, { isWindows: true }])('file uri both platforms isWindows=$isWindows', ({ isWindows }) => {
+  const fileUri = (path) => fileUriRaw(path, isWindows);
+
+  test('converts path to file url', () => {
+    expect(fileUri('/test.jpg')).toMatch(/file:\/{3}test\.jpg/);
+
+    expect(fileUri('/Users/sindresorhus/dev/te^st.jpg')).toEqual('file:///Users/sindresorhus/dev/te%5Est.jpg');
+  });
+
+  test('escapes more special characters in path', () => {
+    expect(fileUri('/a?!@#$%^&\'";<>')).toEqual('file:///a%3F!@%23$%25%5E&\'%22;%3C%3E');
+  });
+
+  test('escapes whitespace characters in path', () => {
+    expect(fileUri('/file with\r\nnewline')).toEqual('file:///file%20with%0D%0Anewline');
+  });
+
+  test('relative path', () => {
+    expect(fileUri('relative/test.jpg')).toEqual('file:///relative/test.jpg');
+  });
+
+  test('empty', () => {
+    expect(fileUri('')).toEqual('file:///');
+  });
+
+  test('slash', () => {
+    expect(fileUri('/')).toEqual('file:///');
+  });
+});
diff --git a/src/renderer/src/util/fileUri.ts b/src/renderer/src/util/fileUri.ts
new file mode 100644
index 0000000..df955ee
--- /dev/null
+++ b/src/renderer/src/util/fileUri.ts
@@ -0,0 +1,17 @@
+export default function fileUri(filePath: string, isWindows: boolean) {
+  let pathName = filePath;
+
+  if (isWindows) {
+    pathName = pathName.replaceAll('\\', '/');
+  }
+
+  // Windows drive letter must be prefixed with a slash.
+  // also relative paths will be converted to absolute
+  if (pathName[0] !== '/') {
+    pathName = `/${pathName}`;
+  }
+
+  // Escape required characters for path components.
+  // See: https://tools.ietf.org/html/rfc3986#section-3.3
+  return encodeURI(`file://${pathName}`).replaceAll(/[#?]/g, encodeURIComponent);
+}
diff --git a/yarn.lock b/yarn.lock
index ba893d4..f97d60d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5804,13 +5804,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"file-url@npm:^3.0.0":
-  version: 3.0.0
-  resolution: "file-url@npm:3.0.0"
-  checksum: f15c1bdd81df1a09238f3411f877274d7849703df837ec327c4d1df631314f60036cb700a59d826d8c96b79ff66429d3c758480005e1899c00961541b98d5bfe
-  languageName: node
-  linkType: hard
-
 "filelist@npm:^1.0.1":
   version: 1.0.4
   resolution: "filelist@npm:1.0.4"
@@ -7956,7 +7949,6 @@ __metadata:
     express-async-handler: "npm:^1.2.0"
     fast-xml-parser: "npm:^4.2.5"
     file-type: "npm:16"
-    file-url: "npm:^3.0.0"
     framer-motion: "npm:^9.0.3"
     fs-extra: "npm:^8.1.0"
     i18next: "npm:^22.4.10"