Email, Messaging, & Video Calls > Email A Step-by-Step Guide to Deleting the Offline Gmail Cache Data Create storage space on your computer and keep emails private By Heinz Tschabitscher Heinz Tschabitscher Writer University of Vienna A former freelance contributor who has reviewed hundreds of email programs and services since 1997. lifewire's editorial guidelines Updated on February 8, 2021 Tweet Share Email Tweet Share Email Email Gmail Yahoo! Mail What to Know In Chrome address bar, enter chrome://settings/siteData and press Enter. Scroll until you see mail.google.com, select the trash can.To clear all site data and cookies, select Remove all instead.To turn off offline email, in Gmail go to Settings > See all settings > Offline > uncheck Enable offline mail. This article explains how to clear your Gmail offline cache data. Additional information covers how to clear all saved site data. How to Remove Gmail Offline Cache Files To remove your offline data saved by Gmail: Open Chrome, go to the address bar, enter chrome://settings/siteData, and press Enter. To use the Chrome menu, select the three-dot icon and choose Settings. Scroll down, select Privacy and Security, then choose Clear browsing data. Check the box for Cached images and files and then click the Clear data button. In the list of site data and cookies stored in your Chrome browser, go to mail.google.com and select the trash can icon. This will delete everything coming from Gmail, including your backed up mail. To clear all site data and cookies, select Remove All. This ensures that all your offline mail is gone. It also erases site data from all sites you've visited and signs you out of sites. If you chose to remove all site data and cookies, select Clear All to remove all the Gmail Offline data and the other cookies stored in Chrome. In Gmail, go to Settings > See all settings > Offline. Clear the Enable offline email check box to disable Gmail offline mode. How to Remove Data From the Gmail Offline App If you use the Gmail Offline app for Chrome, there is another way to remove your offline data. Go to the Chrome URL address bar and enter chrome://apps. Right-click or tap-and-hold the Gmail Offline option and choose Remove from Chrome. Choose Remove. Was this page helpful? Thanks for letting us know! Get the Latest Tech News Delivered Every Day Subscribe Tell us why! Other Not enough details Hard to understand Submit