A: Yes. Use the Dawn or Cercube for Legacy repositories. They load the YouTube website in a WebView but strip the ads. It is slower but requires no IPA.
This walkthrough shows how to bypass the 'incompatible' error by using your purchase history: youtube ipa for ios 935
: The Phoenix jailbreak is the standard for iOS 9.3.5. It can be installed directly through Safari at sites like jailbreaks.app/legacy.html. 3. Alternative Solutions A: Yes