The way to redeem the Meta Lock code is very easy. You just follow these steps:
Unlock Meta Lock in Roblox
From the main menu, open the locker, then create a
Click the blue button at the bottom of the screen
Type or paste the code into the text box
Press enter
Enjoy your reward!
Reasons Why Meta Lock Code Cannot Be Used
Reasons Why Code Cannot Be Used. Source: Game Rant
Here are some reasons why you cannot redeem this game code:
Expired
The first reason, the code above has a redemption time limit. If you redeem it past the specified time limit, then the code can no longer be used to get a prize,
Mistake in Writing
Make sure you write the code above according to the case of letters or number combinations. If it is not correct, you will get a notification "invalid code",
Limited Quota
Not infrequently, some codes given by developers also have a quota exchange limit. If the quota has been met, then the code can no longer be used,
Regional Quota
In addition to the exchange quota and exchange limit, some codes are also sometimes designed only for certain regions. Those of you who are outside of these regions will not be able to get prizes through codes,
Ever Ever Used
Make sure you have never used the code above. Because, the code can only be used once for one account.
