Step 1: Click on the 3 dots menu of the OKR card and select "Move objective"
Step 2: Your objective is ready to be moved. Observe below toast. Cancel action if not required.
Step 3: Choose an objective under which you want to move the previous selected OKR. Click on 3 dots menu of the new OKR and select "Paste objective"
Step 4: Your objective is successfully moved/re-aligned under another objective.