* ++1. Reset your smartphone++
* 2. Complete a power cycle
* 3. Change the battery.
* 4. Switch out your charger
* 5. Scrub the area surrounding the charging port.
* 6. Remove an application
* 7. Verify the model’s solution.
* 8. Inspect the area for physical damage
* 9. Speak with customer service
* 10. Check the warranty.
* Reference Source [link|https://www.techradarto.com/onn-tablet-not-turning-on-heres-how-to-fix-it/|Onn Tablet Not Turning On? Here’s How to Fix It|new_window=true]