android - How to enable MainActivity from second Activity that was DISABLED via PackageManager -

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i have disabled main activity hide icon drawer .. how reanable ?

my disabling code is

packagemanager p = getpackagemanager();             p.setcomponentenabledsetting(getcomponentname(),packagemanager.component_enabled_state_default,packagemanager.dont_kill_app);

no want reanable via secondactivity button.


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