If you're on Vodafone the following link will give clear instructions on how to to get your phone's browser etc connected to the Internet again via 4G, following the Android update. The instructions worked for me for my A20e. I recommend having the step-by-step instructions displayed on a different device from your phone if possible. https://deviceguides.vodafone.co.uk/samsung/galaxy-a20e-android-9-0/connectivity/set-up-your-phone-f...