diff --git a/misc/profiles2/readme.txt b/misc/profiles2/readme.txt
index 207b329..b290e07 100644
--- a/misc/profiles2/readme.txt
+++ b/misc/profiles2/readme.txt
@@ -1,4 +1,10 @@
 NOTE: 
 
 Please copy a profile before you edit it. 
-The delivered profiles will be overwritten when the lookups.dat changes.
\ No newline at end of file
+The delivered profiles will be overwritten when the lookups.dat changes.
+
+
+WARNING:
+
+Since Android Q (29) the storage folder for BRouter is a app specific folder.
+It will be removed when BRouter is uninstalled or the data is cleared (system settings/apps).