Thank you AndreTen. The problem seems to have resolved itself!

Suddenly, all sent messages go to the drafts folder instead of sending. Once they are in the drafts folder, they become difficult to send. All suggestions appreciated.
Dee

Thank you, Dalchina. The notifications have not appeared since I followed your advice.

Thank you for your suggestion.
I had already gone through your first suggestion - no joy,
I have just gone to settings and clicked ALL notifications off. I am hoping that solved the problem. I...

Hello.
I have an HP laptop and a Toshiba laptop; both run Windows 10, so this question concerns both devices.
I constantly receive notifications that my GMail settings are out of date - they are...