: Some users reported that after the mandatory self-installation of Build 39287, the program failed to write to external drives , effectively breaking the core backup functionality.
“Worked fine from day of installation... then a MANDATORY update release on Jan 27, 2022 self installed. Program now will not write to drive(s).” Acronis Forum · 4 years ago
: There are reports of third-party security software, such as Malwarebytes , flagging the update process as malicious, which can block the installation.
“Acronis committed to use TLS 1.2 security protocol... which is why we are shipping free mandatory software updates to make certain that you are protected by the strongest algorithms.” Acronis Forum · 4 years ago Release notes - List of Changes - 42254 - Acronis
Acronis True Image 2021 (Update 6), released in January 2022, is a mandatory security patch designed to upgrade communication protocols for Acronis Cloud services. While the update ensures continued access to cloud features, user reviews and community feedback highlight mixed results regarding stability and performance. Key Updates in Build 39287
: It is one of the final updates for the 2021 perpetual version before Acronis shifted its branding to Acronis Cyber Protect Home Office . Community Performance & Issues
: While it fixes critical security flaws (CVE-2022-24115 and others), some users find the 2021 version in general to be slower or more resource-heavy compared to earlier versions like 2020. User Perspectives
: This update also includes minor bug fixes and general improvements for Windows.