Did the new security update fix the battery drain issue

recently whenever i charge my phone and connect my headphones in my s7 edge. The phone starts to work automatically , it turns on music and google assistant. Its pretty annoying . plz hlp me

should i update my phone?

Recently im having problem with my s7 edge ,my phone takes more than 2hrs to charge from 0% to 100% using fast charging . I charged my phone using safe mode also still it takes the same time. Please help me .

My phone restarts itself suddenly. when i try to close youtube it restarts.please help :(