Creating a filter: Access settings, go to Filters, create a new filter ... Tap the three dots in the top right corner of the screen (not inside the email). Select "Move to Focused Inbox", choose "Move ...
Instead, they’ll go straight to a data file you can access whenever you want. You’ll see emails disappear from your inbox and subfolders. Find them again under the “Archives” heading.
Your Gmail inbox is almost full -- or worse, it's already full and you can't receive new messages. Now what? Try this hack to clean out your inbox in one go.