[Post-Install] Webcam still not working

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Hi!
Installed Kubuntu 26.04:

Operating System: Kubuntu 26.04 LTS
KDE Plasma Version: 6.6.4
KDE Frameworks Version: 6.24.0
Qt Version: 6.10.2
Kernel Version: 7.0.0-15-generic (64-bit)
Graphics Platform: Wayland
Processors: 16 × AMD Ryzen 7 7435HS
Memory: 24 GiB of RAM (23.2 GiB usable)
Graphics Processor: NVIDIA GeForce RTX 4070 Laptop GPU
Manufacturer: LENOVO
Product Name: 83JC
System Version: LOQ 15ARP9​

There are a build in webcam :
Chicony Electronics Co., Ltd Integrated Camera

It din not work on 25.10 and it is still not working on 26.04, it do show up in lsusb sometimes:

sudo lsusb
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 001 Device 003: ID 0489:e0cd Foxconn / Hon Hai MediaTek Bluetooth Adapter
Bus 001 Device 005: ID 04f2:b7ec Chicony Electronics Co., Ltd Integrated Camera
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 002: ID 248a:8514 Maxxter Wireless Receiver
Bus 003 Device 003: ID 048d:c999 Integrated Technology Express, Inc. ITE Device(8176)
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 006 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 007 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 008 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 009 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub

I did post a topic in Kubuntu 25.10 Questing Quokka, but gave up while I did not manage to find a solution.
I now hope to get some more help!