Different tooltip for each matrix value

Hi perassolli ,

I’m very sorry, according to your original needs, the tooltip of each row cannot be displayed separately in the matrix. They will show together in the tooltip. Here is a related case that has been resolved for reference:

For your later requirements, if you want to create a measure to change rows value which you selected. You might as well try the HASONEFILTER function. For specific usage specifications, please refer to the official document. Here is the corresponding link: 

Here is a case of using HASONEFILTER to solve the problem can be used as a reference: 

If the problem is still not resolved, please provide detailed error information or the expected result you expect. Let me know immediately, looking forward to your reply.

Best Regards,
Henry

If this post helps, then please consider Accept it as the solution to help the other members find it more quickly.