The approval matrix allows the definition of rules that determine which Approvers will be selected for each particular request. Conditions are set based on the master data created in the approval matrix.
This is how you add an alternative rule:
In the main menu, find your Organisation and go to Approval workflows under Workflows and settings. Then open the respective approval workflow:
In the step, open the approval matrix by clicking on the Matrix icon
then click on the Three-dot icon
next to the Approver you want to add alternative rules for:
Select "Add an alternative rule" and specify the rule.
To remove a rule, click on the X icon next to the line you want to remove:
Save your changes by clicking on DONE in the upper right-hand corner of the matrix and save/update the workflow.