@totalsonic Which webapp do you think exactly?
https://open-store.io/app/com.ruben.carneiro.webapps.webapp-facebook - The messages trigger a link to download the messenger app for android.
https://open-store.io/app/pesbuk.kugiigi - Messages display a message about a non-existent page.
https://open-store.io/app/sailbook.sailbook - Messages display a message about a non-existent page.
https://open-store.io/app/fmessenger.hankamotz - After running this webapp, the screen will remain white. It used to work. But it was incredibly slow and the controls were not ideal.
Phone: bq Aquaris E4.5 and bq Aquaris E5