Huawei EMUI 4
For correct work of application: 1) In “Settings ⟶ Battery” turn OFF “Power saving” mode. 2) In “Settings ⟶ Advanced Settings ⟶ Battery manager ⟶ Protected apps” turn ON Prof Reminder.
For correct work of application: 1) In “Settings ⟶ Battery” turn OFF “Power saving” mode. 2) In “Settings ⟶ Advanced Settings ⟶ Battery manager ⟶ Protected apps” turn ON Prof Reminder.
For correct work of application: 1) In “Settings ⟶ Battery” turn OFF “Battery Saver” mode. 2) In “Settings ⟶ Apps & notifications ⟶ See all apps ⟶ Prof Reminder ⟶ Advanced ⟶ Battery ⟶ Battery optimization” select “Not optimized”.
For correct work of application: 1) In “Settings ⟶ Battery” turn OFF “Power saving” mode. 2) In “Settings ⟶ Battery ⟶ Background Activity Manager” turn ON Prof Reminder.