How to replace Microsoft Designer Bluetooth Mouse batteries

Does your Designer Mouse stops working? Use the following instructions to replace the batteries and fix your issues.

Change Batteries inside Microsoft Designer Bluetooth Mouse

The Microsoft Designer Bluetooth Mouse features a slim design that easily slides in and out of a laptop sleeve or bag. It uses low-power Bluetooth 4.0 technology, which consumes less energy while offering a reliable connection and experience without wires or dongles.

Designer Mouse uses two AAA batteries for its power source. With easy and cheap battery replacement, it will last for a long time without being held back by battery degradation.

To install new batteries for a Designer Mouse, turn your mouse upside down and remove the battery cover. Use your finger to remove the old batteries and insert the new batteries in the same direction. For detailed instructions, check the following step-by-step guides.

Replace Batteries for Microsoft Designer Mouse

To install or replace batteries for the Microsoft Designer Bluetooth Mouse, turn the mouse upside down and push the bottom part of the battery cover.

Designer Bluetooth Mouse - Push the bottom of battery cover

When the cover pops, slide the cover forward to remove it.

Designer Bluetooth Mouse - Side battery cover to remove it

Use your finger to push the battery’s positive pole and pop it out.

Designer Mouse - Push and pop out the batteries

Insert new batteries by aligning the battery’s poles to the same direction shown on the battery slot label.

Designer Mouse - Check the Battery Poles

Put the battery cover back. Press the power button once to turn it on. Check the pointing laser if it lights up, meaning you’ve successfully installed new batteries.

Designer Mouse - Push power button and check laser.

That’s it! Your Designer Mouse is now ready to use with your PC. If you have any questions or problems with the steps detailed in this tutorial, please let me know in the comment below.

Why does my Microsoft Designer Mouse not turn on after installing new batteries?

There are many reasons why your Designer Mouse refuses to turn on. However, the most common issues are related to power issues, including:

  • Battery connector corrosion. To fix this issue, remove the batteries, check the battery connector, and check for rust or dust. Use dry paper or a screwdriver to rub over the connector.
  • Incorrect battery installation. Check if you have installed the battery in the right direction with the same poles printed on the battery slot.
  • Loosen internal connector. For this issue, check our article on how to fix Designer Mouse stops responding periodically (1 to 3 secs, white light up).
  • Low-powered batteries. There might be a chance that the new batteries you installed expired or are faulty. Try another pair of batteries to confirm the issue.
  • Low voltage batteries. Most rechargeable batteries have only 1.2V instead of 1.5V on alkaline batteries. To fix the issue, try to install alkaline batteries.

My Designer Mouse stops working periodically. How can I fix it?

Here is the list of issues that sometimes cause a Designer Mouse to stop working or disconnect from your PC.

  • Unstable Bluetooth connection. To fix this issue, move your Designer Mouse closer to your computer and check if the problem is no longer happening. Moreover, if you use a Bluetooth dongle, try to plug the Bluetooth dongle into a USB port closest to the mouse. Unpair and re-pairing the Designer Mouse might also help if the problem persists.
  • Loosen internal components. Follow our guide on how to remove and check for loose internal connectors.
  • Outdated Bluetooth driver and Operating System – To fix this issue, check if you have the latest updates from Microsoft and OEM. Go to Start > Settings > Windows Updates > Check for updates to install the latest updates. Install all updates that are available for your PC.