there is no firefox labs in version 138 settings
find the mystery FireFox Labs in version 138
الحل المُختار
Didn't you turn off telemetry or Studies? It may be a reason.
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الحل المُختار
Didn't you turn off telemetry or Studies? It may be a reason.
It is Settings > Privacy & Security > Make sure the box next to Allow Firefox to send technical and interaction data to Mozilla is checked [v] which it is by default.
https://support.mozilla.org/en-US/kb/technical-and-interaction-data
Technical and interaction data, also called telemetry data.