Microsoft says some 32-bit functions are impacted by recurring failures when saving and copying information throughout a number of Home windows variations (particularly when copying to community shares).

The intermittent challenge solely impacts apps which might be giant deal with conscious and are additionally utilizing the CopyFile API on Home windows 11 21H2 and 22H2 (after putting in KB5023774 or later issued updates) or Home windows 10 21H2 and 22H2 (after putting in KB5023773 or newer updates). 

“Home windows units usually tend to be affected by this challenge when utilizing some business/enterprise safety software program which makes use of prolonged file attributes,” Microsoft stated.

In accordance with Redmond, there have been no reviews of File Explorer’s file copying performance being affected; nevertheless, the CopyFile API used inside particular functions could also be impacted.

Microsoft Workplace apps like Phrase and Excel are prone to this downside solely when using 32-bit variations, with impacted customers doubtlessly receiving “Doc not saved” error messages.

This recognized challenge is unlikely to be encountered by customers utilizing Home windows units in private or non-managed business settings. 

Newest Home windows 11 model remains to be ready for a repair

Out of all affected Home windows variations, Microsoft is but to deal with the file copying and saving failures on the most recent launch, Home windows 11, model 22H2.

Nevertheless, the corporate says impacted clients can work across the challenge by saving or copying the information once more till a repair is prepared.

Microsoft has already fastened the problem on Home windows 10 and Home windows 11 21H2 by way of Identified Subject Rollback (KIR), a Home windows functionality designed to revert buggy non-security fixes pushed via Home windows Replace.

Home windows admins should set up and configure a KIR Group Coverage on all affected enterprise-managed units to resolve these file switch and saving issues.

You may obtain the Group Insurance policies by clicking the hyperlinks beneath:

After putting in, the Group Coverage might be discovered beneath Laptop Configuration -> Administrative Templates. To deploy the Identified Subject Rollback, you need to go to the Native Laptop Coverage or the Area coverage in your area controller utilizing the Group Coverage Editor to decide on the Home windows model you wish to goal.

Yow will discover extra data on deploying and configuring KIR Group Insurance policies on Microsoft’s help web site.