Screen zoom changes

[praarp]

1. The screen zoom changes suddenly from 100 % at random. How can I keep it on 100% ?

 

[praarp]

The zoom on the screen changes sometimes at random. How do I keep it at 100%

 

[praarp]

Found an answer on a Lenovo forum, and ( if it has worked ) it goes

settings
devices
mouse & touchpad
additional mouse options
settings
multi finger
and uncheck enable box
ok

 

[Trouble]

Thanks for sharing that info.
Much appreciated.