When your PlayStation or peripherals do things you've never seen before, it's understandable to get worried. The DualShock controller light doesn't usually flash white. There are two main reasons you might see the flashing white light on your DualShock controller: either the battery is dying, or the controller failed to connect to your PlayStation console. Both these things are fixable. We just need to troubleshoot the problems so you can get back to enjoying your games with the best PS4 controllers available. Here's how to get started. Jump to: Check your USB cable Reset your console Reset the controller Start in Safe Mode Using a DualShock 4 on PS5 Products used in this guide AmazonBasics PlayStation 4 Controller Charging Cable DualShock 4 Wireless Controller Check your USB cable USB cables can be fragile. One of the most straightforward problems to fix is replacing your old USB charging cord and replacing it with shiny new ones. Just some basic USB