# CR6SE printer firmware installation has consistently failed

**URL:** <https://klipper.discourse.group/t/cr6se-printer-firmware-installation-has-consistently-failed/11188>\
**Category:** General Discussion\
**Created:** [October 25, 2023, 7:38am UTC](https://klipper.discourse.group/t/cr6se-printer-firmware-installation-has-consistently-failed/11188 "2023-10-25T07:38:50Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![Sineos](https://yyz2.discourse-cdn.com/free1/user_avatar/klipper.discourse.group/sineos/32/18_2.png) [@Sineos](https://klipper.discourse.group/u/Sineos)\
**Post date:** [October 25, 2023, 9:16am UTC](https://klipper.discourse.group/t/cr6se-printer-firmware-installation-has-consistently-failed/11188/2 "2023-10-25T09:16:58Z")

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From the log it seems that the first issue is that your user is lacking the required permissions.  
Login as your Klipper username and call:

```auto
sudo usermod -a -G dialout $USER
sudo usermod -a -G tty $USER

```

Log out and back in, then try again.

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_[View the full topic](https://klipper.discourse.group/t/cr6se-printer-firmware-installation-has-consistently-failed/11188)._