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Microsoft lately up to date Home windows’ “Susceptible Driver Block Listing” (DriverSiPolicy.p7b) to enhance safety. Nonetheless, this replace mistakenly blocked WinFlash64.exe, a key program utilized by Lenovo’s BIOS replace instruments. Consequently, many Lenovo customers can’t replace their firmware. Some even expertise boot failures and error messages.
Microsoft Replace Blocks Lenovo BIOS Device, Inflicting Errors
The problem impacts Home windows 10 and Home windows 11 customers counting on Lenovo instruments like Lenovo Vantage and the BIOS Replace Utility. Attributable to Microsoft’s safety replace, these instruments now not operate correctly. Some customers obtain error messages equivalent to:
“Operation blocked: The administrator has restricted this operation.”
“The driving force can’t be loaded attributable to safety coverage.”
“Replace not put in accurately” (Lenovo Vantage).
“Flash Error” (WINUPTP interface).
For some, the state of affairs is worse. Their gadgets fail in addition after trying a BIOS replace.
Affected Home windows Updates
The problem is linked to sure Home windows updates. If put in, these updates might trigger BIOS improve failures:
Home windows 10 (22H2)
KB5050081
KB5051974
KB5052077
Home windows 11
22H2 / 23H2: KB5050092, KB5051989, KB5052094
24H2: KB5050094, KB5051987, KB5052093
Lenovo’s Repair
Lenovo has launched a brand new BIOS replace (UEFI BIOS 1.61 / ECP 1.44) to repair the problem. This replace restores compatibility and permits customers to replace their BIOS with out errors.
Nonetheless, older BIOS variations stay restricted. Customers should manually obtain and set up the most recent model. Lenovo advises customers to verify their mannequin compatibility earlier than updating.
What Customers Ought to Do
When you’ve got a Lenovo ThinkPad or one other affected mannequin, comply with these steps:
Test for BIOS Updates: Go to Lenovo’s official help web page and obtain the most recent firmware.
Manually Set up the Replace: Since Home windows blocks older variations, you have to set up the replace manually.
Hold Home windows Up to date: Guarantee your system is updated however pay attention to updates which will trigger new points.
Search for Workarounds: If the BIOS replace fails, verify Lenovo or Microsoft help for troubleshooting steps.
Potential Points for Different Manufacturers
This problem primarily impacts Lenovo gadgets. Nonetheless, different producers might face related issues attributable to Microsoft’s safety insurance policies. For those who expertise BIOS replace failures, verify for official firmware updates and comply with guide set up steps.
Microsoft’s safety enhancements are vital, however unintended penalties can disrupt important system instruments. Lenovo customers ought to replace their BIOS instantly to keep away from additional issues. If points persist, contact Lenovo help for assist.
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