If you are experiencing glitches where your damage isn't registering (the "one shot" isn't working), follow these standard troubleshooting steps:
The "mini militia v428 one shot kill fixed" feature likely addresses this issue by adjusting the game's mechanics to prevent one-shot kills. Here are some potential changes that might be included:
by Miniclip/Appsomniacs did not include a one-shot kill feature. Instead, it introduced: New Zoom Options