# Solved: Upload comm failure: New PC & Windows 11 using IDE 2.0.4

**URL:** <https://forum.arduino.cc/t/solved-upload-comm-failure-new-pc-windows-11-using-ide-2-0-4/1100013>\
**Category:** IDE 2.x\
**Created:** [March 9, 2023, 10:54pm UTC](https://forum.arduino.cc/t/solved-upload-comm-failure-new-pc-windows-11-using-ide-2-0-4/1100013 "2023-03-09T22:54:30Z")\
**Posts on this page:** 1\
**Showing post:** 20

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**Author:** ![pert](https://dub1.discourse-cdn.com/arduino/user_avatar/forum.arduino.cc/pert/32/217111_2.png) [@pert](https://forum.arduino.cc/u/pert)\
**Post date:** [January 3, 2024, 8:07am UTC](https://forum.arduino.cc/t/solved-upload-comm-failure-new-pc-windows-11-using-ide-2-0-4/1100013/20 "2024-01-03T08:07:20Z")

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7 posts were split to a new topic: [IDE 2.0.4 does not detect any COM port of the Arduino Uno board](https://forum.arduino.cc/t/ide-2-0-4-does-not-detect-any-com-port-of-the-arduino-uno-board/1206467)

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