For me Qutebrowser has stopped working a while ago with

--8<---------------cut here---------------start------------->8---
> qutebrowser
10:36:12 INFO: Run :adblock-update to get adblock lists.
10:36:12 CRITICAL: Could not find QtWebEngineProcess
Aborted
--8<---------------cut here---------------end--------------->8---

-- 
Pierre Neidhardt
https://ambrevar.xyz/