jafeer Said:
"battery percentage increases after the restart: If I charge my MacBook Air to 90% and power off my air then after power on or restart my MacBook Air battery percentage goes to 95%. So I want to know what happens with my MacBook Air. Please resolve my issue..."
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I sounds like it charged. Not so certain about the leap. So, troubleshooting the power...
Troubleshooting Mac Power:
A. Black Mac Screen:
Go Here: If your Mac doesn't Turn On or Start Up - Apple Support
Using External Devices: Try resetting the SMC and the NVRAM (Applies to Intel-Only Macs), using an external keyboard. Connect an external monitor and see if you get an output.
B. Mac Power Issues:
Try a New Charger:
If it is currently charging from a charger, then use a new charger:
C. A Few Links to Refer to Power: