when i connect charger - getting message devise is charging slowly

[murali reddy1]

when i try to charge my lumia 640 xl i am getting the message that devise is charging slowly, device is charging in 6 to 8 hours. then I bought a new 750 mah microsoft charger.Even with that getting the same message.
Device is with rs 14965 build
problem only for last 10 days

 

[abhishek singh21]

there was a similar bug on the last production build as well, which was resolved in the latest build. So either you could perform a hard reset to check if that solves the issue or wait for future builds.