I can give you the exact needed for your specific setup.
The device remains unlocked unless you factory reset it again. Compatibility and Requirements iremove tools ipad 3 upd 2021
iRemove Tools is generally considered safe for the hardware, meaning it won't "brick" your device. However, you should only use these tools on devices you legally own. Using such tools to access stolen property is illegal. From a security standpoint, always download the software directly from the developer to avoid malware bundled in "cracked" versions. I can give you the exact needed for your specific setup
The 2021 versions of the tool are much more stable than previous iterations. iremove tools ipad 3 upd 2021