There are many solutions to these frustrating bugs and glitches.
Here are the best ways to unfreeze a Nintendo Switch console.
Turn it off and on again.

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If your Nintendo Switch doesn’t turn on, it could mean the battery is depleted.
Place the console in its dock or connect aUSB-Ccable to charge the battery, then turn it on again.
If the game you’re playing on the Nintendo Switch freezes or becomes unresponsive, exit the game.
Reopen the game and see if that solves the problem.
Dock and redock the Switch.
This can be an effective way of shocking the system out of whatever bug it’s experiencing.
Only use a strong internet connection.
A weak internet connection can cause some Switch games to freeze.
An easy way to test your internet speed is to use aninternet speed test site.
Sometimes removing the Joy-Con controllers from the Nintendo Switch and attaching the controllers again can unfreeze the system.
Clean the Nintendo Switch.
This can result in system freezes or crashes.
Remove any cards from the slots and check for dirt or dust.
Do not blow in the slots, as this deposits moisture and can permanently damage a Nintendo Switch.
Check for a damaged game card.
To avoid card damage, purchase games digitally from the eShop.
Once bought, digital games can be re-downloaded on any Switch console with your account information.
Check the Nintendo Switch SD card for damage.
A damaged SD card can cause issues with freezing.
Check the card for any scratches or dents, especially if you have digital games saved on it.
Install a system update.
It’s easy to check for updates manually.
Contact Nintendo customer support.
They can advise you on alternative solutions and ways to fix or replace your console.