I forgot my iPhone password and I don’t have any account to open the iPhone 11 Pro max

Follow the instructions in this guide published by Apple 👉 If you forgot your iPhone passcode, use your Mac or PC to reset it - Apple Support

The guide, in the link above, has detailed instructions on how to reset the passcode to your iPhone.

Axel F.

See what you need to do to erase your iPhone, using your computer --> If you forgot your iPhone passcode, use your Mac or PC to reset it - Apple Support