Logitech M705 Button Failure Fix
Nick Knows and one other contributor
Last updated on Aug 9, 2025
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Community-Contributed Guide
An awesome member of our community made this guide. It was not created by iFixit staff.
Introduction
Go to step 1 ↓This guide will show you how to fix a mouse button failure caused by wear on the pad that presses on the microswitch.
What you need
Tools
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Follow the teardown guide to disassemble the mouse
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The pad in the upper shell of the mouse that presses on the microswitch has worn , circled red in the photograph. Comapre the wear on this side with the lower level of wear in the equivalent part for the right hand mouse on the left side of the photograph. A close up of the worn part is shown in thhe second photogrpah
Ask FixBot
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Use electrical insulation tape (blue in the photographs) to build up the level of the worn pad. Here I've used four layers
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Then reassemble the mouse
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To reassemble your device, reverse the dissasembly process as per the Teardown Guide.
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