After installing Windows 10 my cursor is blinking and a little spinning pinwheel is blinking

Hi,

Thank you for posting in Microsoft Community, we appreciate your interest in Windows 10.

I understand your concern about mouse cursor blinking after upgrading to Windows 10.

Do let us know the following to assist you better with this issue:

1. Does the mouse cursor blinks in any specific window or every where in the operating system?
2. What exactly happened when to boot the computer in Safe mode?
3. Are you using mouse/ track pad?
4. Have you installed any third-party applications on your device?

This issue might have occurred due to corrupted/ outdated track pad/ mouse drivers. Try few of the below troubleshooting steps and check if it helps.

Method 1: Run Hardware troubleshooter as it will help in resolving the issues with hardware and resolve any simple issues found.

1. Write Troubleshooting in the search box and hit Enter.

2. Click on Troubleshooting tab.

3. Click on View all option on the upper left corner.

4. Select the Hardware and Device options from the list.

5. Click Next to run the Hardware and Device Troubleshooter.

Method 2: If the issue still persist, please follow the below steps and check.

1. Press Windows + X keys from the keyboard and click on Control Panel.

2. Click on Mouse.

3. On the Device Settings tab of the Mouse Properties screen, click the Disable button to turn off the Touchpad.

4. Restart the system and enable.

Method 3: Update the Touchpad drivers.

1.    Right click on Windows key, select Device Manager.

2.    Select Device Manager.

3.    Expand Mice and other pointing devices.

4.    Right click on each of the drivers and click on Update driver software.

5.    Hard restart the computer as mouse and keyboard doesn't work.

Hope it helps. Reply to the post with an updated status of this issue and required information, we will be happy to help you further.