Trust anchor for certification path not found - 3

1

Does anyone has a solution for F-Droid on Android 7.0?

Let’s Encrypt ISRG Root X1 and Privacy Browser – Stoutner

this link didn’t help

2

Why it did not help?

Can you try with latest alpha too? https://f-droid.org/repo/org.fdroid.fdroid_1023000.apk