Open the Settings app
Scroll down and tap Safari
Tap Clear History and Website Data
Tap Clear History and Data to confirm
To clear only website data, tap Advanced
Tap Website Data
Tap Remove All Website Data
Confirm by tapping Remove Now
To clear cache for Chrome, open Chrome
Tap the three dots menu
Tap History
Tap Clear Browsing Data
Select Cached Images and Files
Tap Clear Browsing Data
Confirm by tapping Clear Browsing Data
To clear cache for Firefox, open Firefox
Tap the menu button
Tap Settings
Tap Data Management
Turn on Cache
Tap Clear Private Data
Confirm by tapping OK
To clear cache for Edge, open Edge
Tap the three dots menu
Tap Settings
Tap Privacy and security
Tap Clear browsing data
Select Cached images and files
Tap Clear browsing data
Confirm by tapping Clear browsing data