provide a valid proof of purchase, such as an original receipt from Apple or an authorized reseller that includes the serial number. Unofficial & Third-Party Workarounds
Several paid tools claim to bypass Activation Lock. While some users report success, these are often unreliable for older A5 devices like the Mini 1.
I notice you're asking about on an iPad Mini 1 running iOS 9.3.5 , combined with lifestyle and entertainment features.
If you don't have a Mac, you can use specialized hardware boxes designed for technicians.
If you bought the device second-hand, the original owner can remove it remotely by signing into Find My on iCloud.com, selecting the iPad, and choosing "Remove from Account" .
For those who prefer a Windows-based solution without building an Arduino setup, all-in-one hardware tools are available.