If you happen to’re planning on downloading the most recent Microsoft Safety Replace for Home windows, it is a good suggestion to have your BitLocker key able to go. In line with The Register (opens in new tab), customers who obtain the replace are having fairly a number of points, together with being utterly locked out of their PCs on restart.
The most recent Home windows safety replace for Safe Boot DBX launched practically two weeks in the past on August 9 and since then has been giving customers all types of issues. Not in contrast to the final safety patch for Home windows 11 (opens in new tab). Dubbed KB5012170, this replace comes with fixes for exploits that would permit unauthorised code to run in the course of the boot course of, so it is necessary for safety, particularly when Unified Extensible Firmware Interface is used.
Sadly, as talked about the KB5012170 replace has additionally been locking customers out of their PCs. As soon as the replace has been put in and the PC has carried out a compulsory restart, some customers are being prompted for his or her BitLocker key to get again into their computer systems. In fact, most individuals aren’t going to have that available on the time, not to mention essentially even know what it’s.
Fortunately, Microsoft has a help web page that may direct most customers to find their BitLocker recovery key (opens in new tab). Nonetheless, there are nonetheless going to be loads of customers who will not be capable to entry the important thing for no matter purpose, be it a piece gadget, household present, hand-me-down, or simply having misplaced passwords. All of which might imply abruptly being locked out of gadgets for doing a safety replace.
One supply instructed the register that 2% of the 400 PCs they give the impression of being after had been locked out after the restart, and all of them thus far have been operating Home windows 11. Discovering the keys required logging into Azure, an answer actually not obtainable to everybody, after which having to match the precise one to the precise machine. It feels like a ache value holding off on the replace to keep away from.
For now, Microsoft’s support page for the KB5012170 (opens in new tab) replace has acknowledged the problems, and is engaged on a decision to be obtainable in an upcoming launch. We suggest avoiding the replace till a repair is on the market, except you are completely certain you might have entry to that BitLocker key, simply in case.