These Settings must be properly configured to keep CellTracker working.

Settings > Battery > Battery optimization > ALL APPS > GPS > Don’t optimize – Set to “ON”

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2. Settings > Battery > Battery Saver > Turn off when fully charged
Set to “OFF”

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3. Settings > Apps & notifications > SEE ALL APPS > App info – GPS > Mobile data & Wi-Fi > Background data & Unrestricted data usage
Set to “ON”

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OnePlus Android 9.x Guide

1.Settings > Battery > Battery optimization > All apps > GPS > Don’t optimize – Set to “ON”

2.Settings > Battery > Battery Saver & Adaptive Battery – Set to “OFF”

3.Settings > System > Recent app management > Normal clear – Set to “ON”

OnePlus Android 8.x Guide

1.Settings > Battery > Battery optimization > All apps > GPS > Don’t optimize –Set to “ON”

2. Settings > Battery > Battery Saver – Set to “OFF”

3.Settings > System > Recent app management > Normal clear – Set to “ON”