Open the cheat console:
PC: Ctrl + Shift + C
Mac: Command + Shift + C
PlayStation: L1 + L2 + R1 + R2
Xbox: LT + LB + RT + RB
Type:
testingcheats true
Press Enter
Use the relationship cheat format:
modifyrelationship FirstName LastName FirstName LastName Amount RelationshipType
Increase friendship:
modifyrelationship SimA SimB 50 LTR_Friendship_Main
Decrease friendship:
modifyrelationship SimA SimB -50 LTR_Friendship_Main
Increase romance:
modifyrelationship SimA SimB 50 LTR_Romance_Main
Decrease romance:
modifyrelationship SimA SimB -50 LTR_Romance_Main
Make Sims friends:
modifyrelationship SimA SimB 100 LTR_Friendship_Main
Make Sims romantic partners:
modifyrelationship SimA SimB 100 LTR_Romance_Main
Remove friendship:
modifyrelationship SimA SimB -100 LTR_Friendship_Main
Remove romance:
modifyrelationship SimA SimB -100 LTR_Romance_Main
Replace SimA and SimB with the Sims’ full names
Use positive values to add relationship points
Use negative values to remove relationship points