Likely Cause(s):
Symptom(s):
Possible solutions:
- Potential hardware issue
- Operating system or Logitech software settings
- Logitech Options was installed or updated on macOS Mojave 10.14 or later and user permissions have not been set. See Logitech Options permission prompts on macOS Mojave for more information.
Symptom(s):
- Manual or mode shift function does not work
- Ratched or hyper-fast mode does not work
Possible solutions:
- Check if the setting in Logitech Options for Manual shift button (Mode shift) are correctly assigned following the steps here.
- Assign a different function to the button. If it works, the problem is probably an application-specific issue. If it doesn’t work, then the problem may be due to a hardware issue.
- Verify the device or receiver is connected directly to the computer and not to a hub, extender, switch or something similar.
- Unpair/repair or disconnect/reconnect hardware.
- Upgrade the firmware if one is available.
- Windows only — try a different USB port. If it makes a difference, try updating the motherboard USB chipset driver.
- Try on a different computer.
- Windows only — if it works on a different computer, then the issue might be related to a USB chipset driver.
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