If you don’t suspend Google Allo after your phone is lost/stolen, you might compromise your friends and relatives private data with the thief or the person who finds your lost phone.
Google has provided an online form using which you can request Google to Suspend Allo on your phone.
How to Suspend Google Allo
- (Important!) Contact your phone carrier and file a request to lock your phone number.
- Open the following page on your PC support.google.com/allo/contact/suspend.
- Fill out the form as instructed on the page and submit to Google.