Since you aren't using the Play Store, you must allow installation from outside sources.
Running YouTube on older devices can be a challenge, as the official app increasingly requires newer software. For users on , the standard version available on the Google Play Store is likely unsupported. android 7.1 youtube apk
Not all APKs are created equal. You cannot simply download the "latest" YouTube APK and expect it to work on Nougat. You need to find a specific version of the app that supports API level 24 or 25 (which corresponds to Android 7.0 and 7.1). Since you aren't using the Play Store, you
This guide explores how to find a compatible and alternative ways to keep watching your favorite content. Finding a Compatible YouTube APK Not all APKs are created equal
Do not use "YouTube APK Downloader" websites. Use only trusted archives.
Installing an APK is easy, but doing it safely on a legacy device is critical. If you search for "android 7.1 youtube apk" on Google, the first page is filled with toxic pop-up ads and fake download buttons.
The most reliable repositories for APKs, such as APKMirror or APKPure, keep a history of every update ever released. You will need to browse the version history of YouTube and look for releases from roughly 2017 to early 2019.