Check your touchscreen right in the browser. Touch and drag inside the field — each finger shows as a dot.
The touchscreen test shows every touch point live and counts how many fingers are detected at once, so you can check whether your phone, tablet or touch monitor supports multi-touch correctly and whether there are dead areas.
Slowly drag your finger across the entire screen. If the trail cuts out somewhere, the touchscreen no longer responds reliably there — a typical sign of damage or display faults.
As many as your device supports. The “max simultaneous” counter shows how many touches were detected at once.
Slowly drag your finger across the whole screen. If the trail cuts out, the touchscreen doesn’t respond reliably there.
