How to unsubscribe all Gmail spam

To unsubscribe from all spam emails in your Gmail account, you can follow these steps:

1. Log in to your Gmail account.

2. Click on the "More" button (it looks like three vertical dots) in the left sidebar, and select "Spam" from the drop-down menu.

3. Check the box in the top-left corner of the page to select all the emails in your spam folder.

4. Click on the "More" button again, and select "Filter messages like these."

5. In the "From" field of the filter creation window, you will see a list of email addresses. Select all the addresses by clicking on the "Select all" button.

6. Click on "Create filter" button and select "Unsubscribe" and "Delete it" for the action for this emails.

7. click on "Create filter"

This will unsubscribe you from all the emails from the selected addresses and delete them from your Spam folder.

Please keep in mind that unsubscribing from spam emails can take some time, and some emails may continue to get through to your inbox even after you've unsubscribed. Google continuously improve the spam filtering to try to catch as much spam as possible. Also you can reporting the messages as spam, this can help google to fine-tune their spam filtering.