1. It will not work without the round transparent plastic disk.
2. Does not work with Window 10 and HP Spectre Series laptop.
3. Dirt (especially sand) may scratch your device screen when writting, please keep the screen and the disk clean or stick screen protective film on you device.
4. Test this stylus when you find it does not work. The following are steps:
I. Replace the pen tip with replacement tips.
II. Download app:Tayasui Sketches from App Store.
III.Open Tayasui Sketches and write on it.
Package includes: 1 Capacitve precision stylus + 2 replacement disc tips.
Compatible with all capacitance touch screen devices.
Tablet: iPad, iPad 2, iPad 3, iPad 4, iPad Mini, Galaxy Tab, Galaxy Tab 2 and ALL other Tablets.
Cellphone: iPhone X, iPhone 8/8s, iPhone 8 Plus/ 8s Plus,iPhone 7/7s, iPhone 7 Plus/ 7s Plus,iPhone 6/6s, iPhone 6 Plus/ 6s Plus, iPhone 5/5s, iPhone 4/4s and ALL other smart phones.
If you are not sure whether your device is capacitance touch screen device, please contact us.
Precision Disc Capacitive Stylus Styli with Pen Clip Cap for iPad iPhone iPad Air iPad Mini Samsung Galaxy and Other Touch Screen Devices - Black - B07G2CBPT8