If your Dell laptop won't turn on, there are a variety of hardware and software problems to troubleshoot.

1] Is your laptop fully charged? This is the first thing that you should do. Check if your laptop is fully charged or not. If the battery of your laptop is drained out completely, it will not turn on.

If your Windows laptop won’t turn on, but the Power Light is on, make use of these solutions to resolve the issue: Sometimes, residual charge keeps problems on a laptop. This can be the case with you.

If your laptop enters hibernation while you're playing games, there's likely an issue with your battery or CPU giving out.