Cannot type on Activation Lock screen due to keyboard issue

Does an external keyboard work?

Please post a screenshot or(or pic) of the "Activation Lock" screen so we can confirm that's what you're seeing.

Meanwhile, if this is simply a case of a forgotten Mac login password, this link my be helpful: If you forgot your Mac login password - Apple Support

fe132 wrote:

stuck on Activation Lock screen, password works elsewhere, can’t type due to keyboard issue. On screen keyboard works but still stuck. The device is MacBook pro

Activation Lock is designed to prevent others from using your Mac if it's lost or stolen.

Activation Lock for Mac

Activation Lock for Mac - Apple Support

Activation Lock— and request form

https://al-support.apple.com/#/getsupport/en_US

Submit proof of ownership by an Activation Lock request:

How to remove Activation Lock - Apple Support

Activation Lock or system lock PIN code

• If your previously owned Mac shows an Activation Lock window that asks for someone else's Apple Account, the previous owner may need to remove Activation Lock for you. Learn about Activation Lock on Mac Activation Lock for Mac - Apple Support

• Your Mac might ask for a PIN code when it has been remotely locked using Find My because the owner thinks the Mac is lost or stolen. If your Mac is lost or stolen - Apple Support Enter the four-digit or six-digit passcode to continue.