Password for site visibility is auto-filling

I am trying to set my Site Visibility to require a password.

However, when I enter a password and click Save, Squarespace auto-fills the password field with a different password.

So, when someone tries to enter my password, it doesn't work.

I've disabled LastPass, and I've also disabled Chrome's auto-fill. I also deleted all my saved passwords. I tried it in chrome's Incognito Mode, and I also tried it in Firefox and Edge. I am having the same problem consistently.

My password:

The password that appears after clicking Save:

With the problem, you should contact Squarespace Custom Care first. Good luck.