Someone put pin in kindle fire cant get on tablet

How to Unlock Amazon Fire Tablet: All methods!

WorldofTablet https://www.worldoftablet.com > how-to-unlock-amaz...

If you forget your PIN/password, the easiest way to unlock your Fire tablet is by resetting the password through your Amazon account, or by entering the wrong ...
‎How to unlock Amazon Fire... · ‎How to Unlock Kindle Fire...

How to Unlock an Amazon Fire Tablet

Lifewire https://www.lifewire.com > Tablets > Amazon
Sep 20, 2022 - You need your password or PIN to unlock a Fire tablet if those options are set. To turn them off so you don't need to use them in the future, go ...

Reset Lock Screen Password or PIN on Your Fire Tablet

Amazon.com https://www.amazon.com > help > customer > display
From the lock screen on your Fire tablet, enter the wrong password or PIN five times. · Choose Reset Your PIN from the on-screen notification. · Enter your Amazon ...

How to Unlock Amazon Kindle Fire Tablet without ...

iToolab https://itoolab.com > unlock-android > how-to-unlock...
Mar 22, 2023 - But, if you forgot the password or your device is not connected to your Amazon account, the only solution is to do a factory reset. All personal ...

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Yes, Kindle is a name used for all the Amazon tablets and e-readers.

Kindle 2, 4, 5, 7, 8
Kindle DX
Kindle Touch
Kindle paperwhite (1,2,3 generation)
Kindle Voyage
Kindle Oasis
Kindle FIre 7
Kindle Fire HD 6, 7, 8, 8.9, 10
Kindle Fire HDX 7, 8.9

And I probably missed some in here.

To buy and deliver Kindle content, register your Kindle Fire to an Amazon account. Registering also allows you to transfer purchases between devices and Kindle reading apps. To register your Kindle Fire: From Home, swipe down from the top of the screen, and then tap More. http://www.amazon.com/gp/help/customer/display.html?nodeId=201729910

Hello, here's my guide on how to install Google Play Store on Kindle Fire tablet. Just use this guide - then use Google Play Store to Install Kodi! How to Install Google Play on Kindle Fire KFire TV News

Warning Latest Kindle Fire Update Turns on Passwords by Default Ink Bits...
Amazon turned it on

Give enter to password, in blank, withoul inputting anything. Maybe it accepts it as password.
The other possiblity is that you've been pranked and someone defined a password

Here you have a tutorial for Password Remove:

Kindle Fire Password Remove

If you can't get the password, you should do a Factory Reset.

Here you have some video tutorials how to do

Kindle Fire HD How to Reset Back to Factory Settings

Kindle Fire HD how to reset when locked up EpicReviewsTech CC

How to Factory Reset Amazon Kindle Fire Tablet Tutorial

Read these Troubleshooting Your Kindle Fire HD 7

Enter a random pin 4 or 5 times. It will reset to Factor settings.
You will need to:
reconnect to wifi
reconnect to your Amazon account.
Re download any apps/games you want.

If you can't remember your lock screen password or PIN, you will need to reset your Kindle Fire.

Important: Resetting your Kindle Fire will remove your personal information (including your lock screen password or PIN), Amazon account information, and downloaded content and apps. Any content you purchased from Amazon is automatically saved to the Cloud. You can download that content when you register your Kindle Fire to your account again.

1. From the lock screen, slide the Unlock Bar from right to left.
2. Enter characters into the prompt ten times. You will receive several warning messages. Dismiss the warning messages, and continue entering characters into the prompt.

After you've entered the incorrect password or PIN ten times, your Kindle Fire will reset.

does it locked?
Well, can you find the girl? if so then let her help you.
Or else you could try to Amazon support, but I don't think you can get help from there.
If were I, I would like the iPad.
iPad mini vs. Kindle Fire HD vs. Nexus7: Best 7-inch Tablets Comparison