There are at leat 3 important festures that fires with ctrl+click gesture: on slicers, on a single visual or, the most recent, on multiple visuals. The problem is that on mobile device we can not use...
I just find a way for multi-selection on my ipad I was trying selecting one by one but it doesn't work. For example I was trying to select with my finger January, then February, then March, etc. Then, I selected all the months and THEN, deselect the months that I didn't want. After that: it is possible to select one by one the ones that you DEselect
