Fix an installed KaiOS app that isn’t working

Try the steps below if an installed app isn’t working. After each step, restart your phone to see if it fixed the issue.

1. Long press power key on the home screen. Then select Clear up memory.
2. Go to Settings > Storage > Application Data. Find Store. Select Clean.
3. Switch off the device for 30 seconds, then switch it back on.
4. Switch Airplane mode on, then switch it off. 

Make sure the app is the most updated version. Steps to update the app: /knowledge-base/check-and-update-your-apps-in-kaistore/

If the suggested steps don’t help, try reinstalling the app in KaiStore. This will erase the data associated with the app.

For specific WhatsApp issues, go to https://www.whatsapp.com/contact/?subject=messenger and select KaiOS to contact support.