The most reliable and legal method is using a YouTube Premium subscription. This allows you to download videos directly within the official app for offline viewing. Open the YouTube app and find your video.
A privacy-focused, open-source favorite that is completely ad-free. how to download youtube videos to android phone
Because Google owns YouTube, it does not allow video downloaders on the Play Store. To get these apps, you must "sideload" them by downloading an APK file from official developer websites. The most reliable and legal method is using
Tap the button located directly beneath the video player. Choose your preferred quality (typically up to 1080p). how to download youtube videos to android phone