Google Photos allows you to upload videos from your computer. You can do this in two ways. It is either through the “drag and drop” method or the “web method.”
In Google Photos click the Upload photos icon (grey cloud) to upload your media (including video) you can also use the Google Photos App for this on your ...
Add photos & videos from Google Drive to Google Photos On your computer, go to photos.google.com. At the top, click Import from. Google Drive. Find and select your photos. Click Upload.
Upload as Original: When uploading your videos, select the option to upload in Original quality rather than High Quality to avoid additional compression.