If an auto clicker is not working on Windows, the cause is usually a hotkey conflict, mismatched administrator permissions, changed screen coordinates, or an interval the target app cannot process. Work through these fixes in order and test after each change.

1. Confirm the clicker is actually running

Open AT Auto Clicker and create a harmless test: one left-click point, a 500 ms interval, and 10 repetitions. Press the on-screen Start button instead of the hotkey.

If this works, the clicking engine is fine and the problem is likely the shortcut or the original target app.

2. Check the start and stop hotkey

Another program may already use F6, especially a game, screen recorder, media utility, or laptop function-key service. Open Settings and choose a different shortcut, then test again.

On some laptops, function keys control brightness or volume unless you also hold Fn. Changing the shortcut to a less ambiguous key can solve the problem.

3. Match administrator permissions

Windows can prevent a normally launched app from sending input to a program that is running as administrator. Check the target program’s title or shortcut properties.

The safest fix is to run both programs at the same permission level. Do not use administrator mode unless the target genuinely requires it.

4. Capture the click point again

Saved points use screen coordinates. They can become inaccurate after you:

  • Move or resize the target window.
  • Change display resolution or scaling.
  • Connect or disconnect a monitor.
  • Move the workflow to a different display.

Place the window where you plan to use it and capture each point again. Aim for the center of the target.

5. Increase the click interval

If the pointer reaches the correct place but some actions are skipped, the target program may not be ready for the next click. Change the interval to 500 ms or 1 second and test.

When the slow version works, reduce the delay in small steps. A stable 200 ms workflow is more useful than an unreliable 10 ms workflow.

6. Verify the mouse button and event type

A target that expects left click will not respond to right or middle click. A normal button may also behave unexpectedly when sent a double click.

Choose left button and Single event for a baseline. See left click vs right click automation when the workflow uses context menus.

7. Keep the target window active

Some applications accept input only when their window is focused. Click the target manually once, then use the hotkey without switching to another window.

Also check whether a modal dialog, notification, or overlay is covering the intended control.

8. Slow down recorded scripts

A recorded macro can fail even when a basic timer works. Set playback to 1× or 0.5× and watch where the sequence diverges. The recording may need a longer pause after opening a window, loading a page, or submitting a form.

Record the sequence again at a steady pace if individual events are missing.

9. Check the target app’s restrictions

Games, remote-desktop tools, protected windows, and anti-cheat systems may ignore or block simulated input. Do not attempt to bypass those controls. Review the app’s rules and use supported automation or accessibility features when available.

10. Re-download from the official source

If AT Auto Clicker will not open or the file appears incomplete, remove only that downloaded installer and get a fresh copy from the official website. Scan it with Windows Security before running it.

A reliable test configuration

Use this baseline to separate app-specific problems from configuration problems:

  • Left mouse button
  • Single click
  • One captured point
  • 500 ms interval
  • 10 repetitions
  • On-screen Start button

If the baseline works, reintroduce the original settings one at a time. That will reveal whether the failure comes from the hotkey, speed, point list, or recorded sequence.

For the full setup process, read how to use AT Auto Clicker on Windows.