Can not use yahoo mail on iphone 6

I'm happy to help you troubleshoot the issue!

If you're unable to use Yahoo Mail on your iPhone 6, there could be a few reasons for this. Here are some potential solutions to try:

  1. Check your internet connection: Ensure that your iPhone 6 has a stable internet connection. Try opening another app or website to see if it's working properly.
  2. Update your Yahoo Mail app: Make sure you're running the latest version of the Yahoo Mail app. Go to the App Store, search for "Yahoo Mail", and update the app if an update is available.
  3. Check your account settings: Ensure that your Yahoo Mail account settings are correct. Go to Settings > Mail, Contacts, Calendars, and select your Yahoo Mail account. Verify that your username and password are correct, and that the account is set to "On".
  4. Disable and re-enable your Yahoo Mail account: Go to Settings > Mail, Contacts, Calendars, and toggle off your Yahoo Mail account. Wait for 10 seconds, then toggle it back on.
  5. Clear app data and cache: Try clearing the app data and cache for the Yahoo Mail app. Go to Settings > [app name] > Storage & iCloud Usage > Manage Storage > Show All Files, and delete any unnecessary files.
  6. Check for server issues: Sometimes, Yahoo Mail servers may be experiencing issues. Try checking the Yahoo Mail status page to see if there are any known issues.
  7. Reset network settings: Go to Settings > General > Reset, and select "Reset network settings". This will reset your iPhone's network settings to their default values.
  8. Contact Yahoo support: If none of the above steps work, you may want to contact Yahoo support directly to report the issue and seek further assistance.

If you're still having trouble, please provide more details about the error message you're seeing or the specific issue you're experiencing, and I'll do my best to help you troubleshoot the problem!