From 0b4e484da014833f90d58b2b336bf9e5204b1f71 Mon Sep 17 00:00:00 2001 From: Romain Vimont Date: Wed, 6 May 2020 22:21:33 +0200 Subject: [PATCH] Add a note about multi-display limitation Secondary display mirroring is read-only before Android 10. --- README.md | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/README.md b/README.md index 20b777b0..04b644a4 100644 --- a/README.md +++ b/README.md @@ -396,6 +396,10 @@ The list of display ids can be retrieved by: adb shell dumpsys display # search "mDisplayId=" in the output ``` +The secondary display may only be controlled if the device runs at least Android +10 (otherwise it is mirrored in read-only). + + #### Turn screen off It is possible to turn the device screen off while mirroring on start with a