In October 2021, the monthly Windows patch problem, the connection to the remote printer

Microsoft in the United States is an environment where the monthly security update for Windows for October 29 (local time) and October 2021, when connecting to a remote printer shared from a client PC, the following error is available.It was revealed that it would occur.

The OS that affects is as follows.The composition of the printer server that can cause this problem is generally not used at home, and the impact is limited to companies and organizations.

As a workaround, the company has called for print clients to change the settings to establish a server and RPC over TCP connection in the following ports.

If the server has a patch in October 2021, it is important to note that the client must have a patch after January 2021.

It is also recommended to enable options using client side rendering for print jobs.

The company is currently considering solutions to enable print clients to establish a privacy connection of RPC packets on the print server on the RPC over SMB.It will be announced as soon as detailed information is obtained.