An Initiative cannot have more than one parent Key Result.

What you can do is have the Initiative as a standalone Initiative for the Objective, rather than aligning it to a specific Key Result.

Alternatively, you can create the same Initiative multiples time within the Objective and link them to the different KRs:

Need a hand? Contact our friendly Support team via the in-app chat at the bottom-right of your screen, or email support@perdoo.com.