1. In Steam, open Library, select Apex Legends, and open Controller Layout.
2. Select your current layout, open Your Layouts, and select MacroPad JITTER 12.5.
3. Choose Apply Layout, then return to Apex Legends.
4. Hold both triggers (LT + RT or L2 + R2) together to activate jitter. Release either button to stop.

In Apex Legends, set MNK sensitivity to 0.2 and every per-optic sensitivity to 1.0x.