Microsoft says it would add a brand new Groups name handler starting in January 2026 to cut back launch instances and enhance name efficiency for the Home windows desktop consumer.
A brand new course of, ms-teams_modulehost.exe, will probably be used after rollout to deal with calling options below the first ms-teams.exe app course of, based on Microsoft.
“We’re enhancing the efficiency and startup time of calling options within the Microsoft Groups Desktop Consumer for Home windows,” it introduced in a brand new message heart replace for enterprise clients.
“To attain this, we’re introducing a brand new baby course of named ms-teams_modulehost.exe that can deal with the calling stack individually from the principle utility course of (ms-teams.exe). This transformation optimizes useful resource utilization and enhances assembly experiences.”
This architectural change is not going to have an effect on consumer workflows or require extra end-user coaching, and the calling options will perform identically from the consumer perspective, with efficiency enhancements occurring behind the scenes.
Nevertheless, IT directors are suggested to organize for the change by allowlisting the brand new ms-teams_modulehost.exe course of in safety software program and endpoint safety programs to forestall false-positive detections and calling points.
Organizations must also inform their helpdesk workers about this new course of to keep away from confusion whereas troubleshooting consumer reviews and tackle any considerations about unfamiliar executable information.
The rollout will start in early January 2026 for all deployment environments, together with worldwide, GCC, GCC Excessive, and DoD tenants, with completion anticipated by late January 2026.
For the reason that begin of the 12 months, Microsoft has additionally begun working to improve safety towards malicious URLs and file sorts in Groups chats and channels, and introduced that Groups will even warn customers once they ship or obtain personal messages with hyperlinks flagged as malicious.
Microsoft is now rolling out a brand new Groups characteristic that robotically blocks screen-capture makes an attempt throughout conferences and can let customers report messages mistakenly flagged as safety threats.
On Friday, it additionally started testing File Explorer preloading to enhance efficiency and launch instances on Home windows 11 programs.
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