How to force a factory reset or hard reset on Energizer devices

Energizer Energy E401 Energizer Energy E401
Energizer Power Max P18K Pop Energizer Power Max P18K Pop
Energizer Power Max P551S Energizer Power Max P551S
Energizer Energy 500 4G Energizer Energy 500 4G
Energizer Energy S500 Energizer Energy S500
Energizer Energy S500E Energizer Energy S500E
Energizer Energy S550 Energizer Energy S550
Energizer Energy S600 Energizer Energy S600
Energizer Energy E520 LTE Energizer Energy E520 LTE
Energizer Power Max P550S Energizer Power Max P550S
Energizer Power Max P600S Energizer Power Max P600S
Energizer Hardcase H550S Energizer Hardcase H550S
Energizer Hardcase H590S Energizer Hardcase H590S
Energizer Power Max P490S Energizer Power Max P490S
Energizer Hardcase H500S Energizer Hardcase H500S
Energizer Power Max P490 Energizer Power Max P490
Energizer Energy E500 Energizer Energy E500
Energizer Energy E500S Energizer Energy E500S
Energizer Energy 400 Energizer Energy 400
Energizer Energy 500 Energizer Energy 500