Iriun webcam was working great in elementary os based on ubuntu 18.04 (with setting if_names=0 in grub) but I had to switch to ubuntu 20.04. In ubuntu 20.04 as soon as I lauch the client it shows a message "initialization failed, you may want to run: sudo modprobe v4l2loopback exclusive_caps=1" (off course with if_names=0). I use Iriun 4K Webcam for PC and Mac to use your Android phone's camera as a wireless or USB webcam in Windows 7 SP1 x64 Ultimate.

Context Explanation

It is supposed to support resolutions up to 4K. (Max resolution de... I've tried using iriunwebcam (https://iriun.com). At first I installed it in Ubuntu 20.04 beta on a VMware vitual machine and it successfully works.

Insight Material

Then I installed it in Ubuntu 20.04 LTS on a real PC, however it doesn't work. The application itself successfully boots but it won't find the connection from the smartphone app. lsof -i shows that iriunwebcam can open 4698/udp in 20.04 beta, but ... Search for iriun, and remove 4l2loopback-dkms from Depends: Package: iriunwebcam Status: install ok installed Maintainer: Iriun Architecture: all Version: 2.2 Depends: qt5-default, jackd, adb Description: Iriun Webcam for Linux You could also alter the dependency in the iriunwebcam.deb file, but this way seemed easier to me. Now iriun works ...

Final Conclusion

I'm having trouble trying to install the app Iriun Webcam for Ubuntu (PopOs!20.04). In the terminal I receive the following: ***Reading package lists... Done Building dependency tree Reading state You can use Iriun 4K Webcam for PC and Mac (gratis for basic features) to use your Android phone's camera as a wireless or USB webcam in Microsoft Windows, macOS 10.12+ and Ubuntu 18.04+. Step 4 : Install iriunwebcam (go to iriun.com and download the deb) sudo dpkg -i '<path>/iriunwebcam.deb' That was all in my case. However, if the step two doesn't work saying could not insert 4l2loopback, then try to install iriun without 4l2loopback-dkms dependency. sudo dpkg -i --ignore-depends=4l2loopback-dkms '<path>/iriunwebcam.deb'