Open the YouTube video in your browser
Copy the video link
Open a YouTube video downloader website in your browser
Paste the link into the website
Select the video quality and format
Tap the download button
Wait for the file to finish downloading
Open your phone’s Downloads folder
Move the video to your Gallery or Photos app
On Android, use Files or File Manager to move it to DCIM or Movies
On iPhone, save the downloaded video to the Files app, then use Share to save it to Photos
Make sure your browser has permission to download files
Use only legal and authorized downloads