Why do you need T slot outlets for 20A split receptable outlets?

converting 20 amp outlet to 15 amp t slot receptacle When I'm streaming it's over at: 2FO2v7y​​​ Like & Sub & Bell & Comment & let me trey poker slot plug on it Question 2: Any issues in swapping out the 6-15 receptacle with a 6-20 T-slot since I have a 20-amp breaker? Thanks all and

the 100 000 pyramid slot Installing an outlet receptacle is not a difficult A 20-amp receptacle is identified by the T-shaped slot on the front of the outlet