Windows Backup /Restore process stops suddenly after three weeks, with NO warning. Set up for Seagate external 100Gb USB Drive.Swapan Nandy

I presume you mean a 1,000GB USB drive? You should have some type of error message. Without an error messay it's anybody's guess.Please remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.

How does it work if you recreate the scheduled backup?Please remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.