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Follow this guide to open your Logitech Signature M650 wireless mouse.
Opening your mouse gives you access to clean its internals, troubleshoot mechanical problems, or replace a part.
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Before starting, flip the power switch on the bottom of your mouse to the left, so it's in the OFF position.
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Press down on the battery cover with your thumb and slide it away from the mouse to unclip it.
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Remove the battery cover.
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Use your fingers to lift the end of the battery and slide it out of its recess.
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Use a Phillips screwdriver to remove the two 5.5 mm‑long screws securing the two halves of the mouse together.
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Hold the top half of the mouse and pull the bottom half away and down to separate it.
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Reposition the top half of the mouse so you can access its connector near the back.
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Use a pair of angled tweezers to firmly grip the base of the connector, just below its notches.
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Gently rock the connector side‑to‑side and pull straight up to disconnect it.
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Remove the top half of the mouse from the bottom half.
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To reassemble your device, follow these instructions in reverse order.
Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.
Reuse or Recycle—Never put discarded electronic parts in household waste. Visit Logitech Recycling to find your nearest recycling points, including the option to mail back old devices to Logitech for free if there’s no convenient solution in your area. You can also take your e-waste to any R2 or e-Stewards certified recycler. And don’t let good working parts or repaired devices die a slow death in your sock drawer—pass them along to someone who can use them.
Share your experience—Leave a comment here or send your feedback directly to Logitech at repair@logitech.com to help shape future repair guides and product design.
