Masking available on mobile device but not on my MacBook Pro

[Sylvia279505390gc2]

I have Adobe Lightroom on my iPhone 11 pro and on my Macbook Pro.  The phone version offers masking.  The computer version does not.  Why? I do not like to do edits on the tiny phone screen. 

[kglad]

in the future, to find the best place to post your message, use the list here, https://community.adobe.com/

p.s. i don't think the adobe website, and forums in particular, are easy to navigate, so don't spend a lot of time searching that forum list. do your best and we'll move the post if it helps you get responses.

<moved from using the community>

[Rob_Cullen]

Show us the System Info Report for your Lightroom on the Macbook Pro. 

Lr MENU: Help > System Info...

(post a screen-clip using the [Insert Photos] above your reply window.)

OR- Are you looking at the Browser Version that is Lightroom-Web? (Does not have Masking)

Start Lightroom on the Macbook Pro by Opening from the Adobe Creative Cloud Desktop App.