Windows 10: Windows 11 PRO 22H2 Slow SMB Download

I use Windows 11 PRO 22H2 to transfer files to my NAS server.The transfer speed of big files 3GB+ from Windows to NAS is on expected level. The transfer speed is about 260+ MB/s on 2.5 Gbps connection, if connection is 2x2.5 Gbps multichannel SMB is ON the transfer speed is about 550+ MB/s. It works more or less OK. BUT, the transfer speed of big files 3GB+ from NAS to Windows is very low. The transfer speed is about 140 MB/s stable on 2.5 Gbps connection and 280-290 MB/s stable on multichannel SMB connection 2x2.5 Gbps. So, reading files from NAS is 2 times slower than writing the

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SMB copy limited to 700mbit after 22H2 update

Same problem with Windows 11 Pro for Workstation ver 22h2, speed limit via smb with synology nas

 

Windows 11 - can i download 21H2 and install to 22H2

Hi. I had Windows 11 22H2 updated from 21H2. But i was unable to uninstall 22H2. GO BACK button in recovery was greyed. So i made full recovery and clean reinstall Windows 11. Now i have again Windows 11 22H2. And i cant uninstall 22H2 to get 21H2.

Can i somewhere download 21H2 standalone update and overwrite it to 22H2?thx

 

SMB copy limited to 700mbit after 22H2 update

I just mentioned our share is on server 2022, question is not realted to windows server but latest windows 11 update

Same issue is when we copy files from QNAP NAS SMB share.

Problem is Windows 22H2 clients computers.