Hej @Mobi,
please use only the build e-0.7-n-2020021541379-dev-zerofltexx until further notice. The newer builds are buggy
With /e/ Forum 
Search… and search words like Galaxy S6 zerofltexx SM-G920F you will find more information.
Reading about Galaxy S6 Edge SM-G925F “zeroltexx” also brings insights.