What cause Macbook Air A1237 time and date always return from an older date when it restarts? I have tried to reset its PRAM and still it has the same issue.

So here is the story,

1. First, this Macbook Air A1237 always display the wrong date and time every time I open it after shutdown.

2. The Battery always in zero percent and not charging at all.and the magsafe always in color orange.

*also the battery displays the colored black plug that states it was plug in using the power cord.

I need help on how to fix this issues.I'm hoping for your kind assistance.

Grazie Mille!

Ciao Ciao!

Regards,

Freddierick Llarina