@Anniemum: Further to the advice offered by @antikythera this may be related to the issues with Android System WebView and Chrome that were reported earlier this week. With this in mind please check out the link above, or the handy guide on the Community home page which I've linked below. I hope this helps.
https://www.samsung.com/uk/support/mobile-devices/why-are-some-android-apps-crashing/
