Because patches are code-specific, a patch designed for 17.34.35 might fail on 18.45.41. Therefore, users hunting for this file are often looking for the "base" file to apply their own patches.

Downloading an old APK from APKMirror is because YouTube is a free app and the APK is unmodified. However, you are violating Google’s Terms of Service by circumventing their update mechanism.

Since this version is no longer the "current" release on the Google Play Store, you must download it from a reputable third-party repository like APKMirror or Uptodown . Older versions of YouTube (Android) | Uptodown

to enable features like ad-blocking, background play, and return YouTube Dislike. How to Download/Fix YouTube 17.34.35 (As of 2025-2026)

Modern YouTube updates can be intrusive. They sometimes move the "Create" button to the center of the navigation bar (making it easy to accidentally press) or clutter the home feed with "Mixes" and shopping links. Rolling back to 17.34.35

Between 2021 and 2025, Google patched over 50 security vulnerabilities in the YouTube app, including:

Newer videos using AV1 codec or HDR playlists will either fail or force software decoding, draining your battery. You will see a black screen with audio only.