What should I do if the computer Fn button fails after win10 update fixed point setting?

WIN10 update fixed point setting (Synaptics Pointing Device Driver) Fn key failure problem repair method, such as Samsung Q470, Shenzhou elegant, Shenzhou Jingdun and other brand series WIN10 case upgrade point setting, keypad area and English key If the overlap area fails, you must follow the FN+ overlap area to enter the repair method for the problem.
1, on the win10 desktop [lower left corner] on the [win button] [single right click], find [computer management] or [device manager] [single left button]

2, pop up [Computer management] After finding [Device Manager], [single left button], find [mouse and other pointing devices] and then find [lenovo Point...] right click [uninstall]

3, confirm uninstall [lenovo Pointing Device], check [Delete driver software for this device]

4. To completely remove the hardware, you must restart the computer. After saving important documents, [Restart] the computer can fix the problem of Fn button failure. (PS: Please save this page before restarting, so that it can be repaired in time when there is a problem.)

Note: The FN failure can be fixed by directly uninstalling [synaptics pointing device driver], but win10 will be updated automatically. , you need to keep deleting to solve the problem, if the above method can not be repaired, you can use this method.
Method 2:
1. On the [win button] of the win10 desktop [lower left corner] [single right click], after finding [control panel], [single left button]

2 Under the [Control Panel] pop-up, find [Program] → [Uninstall Program]

3. Under the [Control Panel] that pops up, find [Program] → [Uninstall Program] → find [synaptics pointing device] Driver] Right click [Uninstall]

4, under the [Control Panel] pop-up, find [Program] → [Uninstall Program] → find [synaptics pointing device driver] right [uninstall] → stand-alone [confirm ] → After uninstalling [restart] the computer.

Notes:
1, this method pro-test Shenzhou fine shield, Shenzhou elegant, Samsung Q470 effective, other versions of the notebook, please pay attention to backup, so as to avoid problems
2, through the method two uninstall [synaptics pointing device driver] can also restore FN after restarting, but win10 will be updated automatically, you need to delete it to solve the problem.