On Mobile App Open the Yahoo Mail app (iOS or Android). Tap your profile icon in the top left. Find the Storage indicator next to your account.

An email from Yahoo claimed a user had maxed out her free storage and risked losing email access unless she upgraded or cleared space. Sound familiar?

Yahoo Mail’s free storage limit has been reduced from 1TB to just 20GB for standard accounts, and hitting that cap can stop your email flow cold. Once you’re full, you won’t be able to send ...