My zte Android phone will not turn on it will only show the battery icon at 100% with green light but only if it's pugged in t

[tozersheetia.ttt]

My zte Android will not turn on.

 

[webworkings]

If it only shows anything when plugged in, but won't turn on, I would not be surprised if the battery is in need of replacing. Showing 100% or not. When they go, they often give false charge readings.