<ul><li>A tech outage has impacted multiple critical services like banking and airlines across the world.</li><li>Users have reported facing a <keyword id="22469490" type="General" weightage="20" keywordseo="blue-screen-of-death" source="keywords">blue screen of death</keyword> (<keyword id="22471491" type="General" weightage="100" keywordseo="BSOD" source="keywords">BSOD</keyword>) on their computers.</li><li>Here’s everything you need to know about BSOD and how to solve it.</li></ul>Services across the world were affected on Friday after a <a href="https://www.businessinsider.in/tech/news/microsoft-windows-outage-london-stock-exchange-banks-and-airlines-across-the-world-affected/articleshow/111856595.cms">tech outage</a> resulted in a Blue Screen of Death (BSOD) issue. This cyber outage resulted in airlines grounding flights, news channels going off the air, disruption in banking services and more.<br /><br />You may have often heard about the infamous BSOD error. It is an issue that has haunted <keyword id="19900653" type="General" weightage="20" keywordseo="Windows" source="keywords">Windows</keyword> users for decades. It is a critical system error that causes the operating system to crash abruptly, displaying a blue screen with information related to the error.<br /><br />        <div type="Article" hostid="261" msid="111856595" title="Microsoft outage – London Stock Exchange, banks and airlines across the world affected" mstype="2" mssubtype="0"></div><br />In this article, we look into the causes, effects, and some of the solutions related to BSOD.<br /><br /><h2><keyword id="22472465" type="General" weightage="20" keywordseo="what-is-bsod" source="Orion">What is BSOD</keyword>?</h2>The BSOD is visible as a solid blue screen with white text and appears when the Windows operating system encounters a fatal error that it cannot recover from without restarting.<br /><br />This error results in the termination of all operations on the computer, making it impossible for users to continue working until the system is rebooted.<br /><br />Frequent BSOD occurrences can indicate underlying hardware or software problems that need to be addressed to prevent further issues.<br /><br /><h2>Why does BSOD occur?</h2>There are several causes a BSOD can occur.<br /><br /><h3>Hardware issues</h3>A BSOD can occur due to hardware issues such as faulty RAM, hard drive errors such as bad sectors or failing drives, or excessive heat that can cause components like the CPU or GPU to malfunction.<br /><br /><h3>Software issues</h3>Coming to software, a BSOD can be caused by damage to crucial system files required for Windows operation, viruses or malicious software or incompatible applications or utilities with Windows may cause system instability.<br /><br /><h3>Driver issues</h3>Incompatible or outdated device drivers, improper installation or corrupted drivers or conflicting drivers can also result in a BSOD.<br /><br /><h3>Operating system</h3>In some cases, updates or patches applied to Windows may introduce bugs that trigger BSODs.<br /><br /><h2><keyword id="22472466" type="General" weightage="20" keywordseo="how-to-solve-bsod" source="Orion">How to solve BSOD</keyword>?</h2><h3>Use error code</h3>The BSOD typically displays an error code that can provide clues about the cause of the crash. You can use this code to identify the cause of the BSOD.<br /><br /><h3>Hardware diagnostic</h3>Perform hardware diagnostics to check for issues with RAM, hard drives, and other components.<br /><br /><h3>Update drivers</h3>Ensure all device drivers are up to date. Use Device Manager or third-party software to check for updates or reinstall drivers if necessary.<br /><br /><h3>System Restore</h3>If the BSOD started occurring after a recent change or installation, use the System Restore function to revert the system to a previous stable state.<br /><br /><h3>Check for malware</h3>Run a thorough scan to detect and remove any malware that could be causing system instability.<br /><br /><h3>Windows update</h3>Ensure Windows is up to date with the latest patches and updates. An outdated version of Windows can also be responsible for BSOD.<br /><br /><strong>SEE ALSO:<br /><br /><a href="https://www.businessinsider.in/tech/news/microsoft-windows-outage-london-stock-exchange-banks-and-airlines-across-the-world-affected/articleshow/111856595.cms">Microsoft outage – London Stock Exchange, banks and airlines across the world affected</a><br /><br /><a href="https://www.businessinsider.in/tech/news/global-cyber-outage-what-is-crowdstrike-how-is-it-linked-to-the-global-microsoft-outage/articleshow/111859241.cms">Global Cyber Outage: What is CrowdStrike? How is it linked to the global Microsoft outage?</a><br /><br /></strong><a href="https://www.businessinsider.in/tech/mobile/news/google-pixel-9-pro-fold-to-launch-in-india-on-august-14-alongside-the-pixel-9-series/articleshow/111855704.cms"><strong>Google Pixel 9 Pro Fold to launch in India on August 14 alongside the Pixel 9 series</strong></a><br />

BSOD: What's the error behind global cyber outage? How to fix it?

<ul class="summary-list"><li>A mass IT outage is disrupting operations at banks, retailers, airports, and other organizations.</li><li>Microsoft said some people rebooted their devices up to 15 times to troubleshoot the issue.</li></ul><p>Microsoft has a solution for its <a target="_blank" class="editor-rtfLink" href="https://www.businessinsider.com/mass-it-outage-911-lines-down-parts-of-us-havoc-2024-7">mass IT outage</a>: lots and lots of reboots.</p><p>The outage began disrupting industries on Thursday and continued into Friday morning, according to a post by <a target="_blank" class="editor-rtfLink" href="https://azure.status.microsoft/en-gb/status">Microsoft's cloud platform Azure</a>.</p><p>"We have been made aware of an issue impacting Virtual Machines running Windows Client and Windows Server, running the CrowdStrike Falcon agent, which may encounter a bug check (BSOD) and get stuck in a restarting state," the company said.</p><p>To fix this problem, Microsoft said customers may need to reboot their devices more than a dozen times.</p><div type="image" title="Screenshot of post from Microsoft Azure website" height="362" width="1254" msid="111868565" hostid="261" sizebytes="38404"></div><p>"We've received feedback from customers that several reboots (as many as 15 have been reported) may be required, but overall feedback is that reboots are an effective troubleshooting step at this stage," Microsoft said.</p><p>The company also said some customers reported successful recoveries after completing "multiple Virtual Machine restart operations" on their devices. There are options to troubleshoot with the Azure Portal, Azure CLI, or Azure Shell.</p><p>The CEO of CrowdStrike, a third-party cybersecurity giant used by Microsoft, said in an <a target="_blank" class="editor-rtfLink" href="https://twitter.com/George_Kurtz/status/1814235001745027317">X post</a> that the issue originated from a "defect found in a single content update for Windows hosts."</p><p>"This is not a security incident or cyberattack. The issue has been identified, isolated and a fix has been deployed," George Kurtz wrote.</p><p>Kurtz later apologized to customers during an NBC News interview, saying it "could take some time" for the systems to rebound.</p><p>Meanwhile, everything from <a target="_blank" class="editor-rtfLink" href="https://www.businessinsider.com/major-disruptions-airline-bank-london-stock-exchange-microsoft-outage-2024-7">air travel to banks has been impacted by the CrowdStrike issue</a>.</p><p>Cybersecurity expert James Bore told BI that the <a target="_blank" class="editor-rtfLink" href="https://www.businessinsider.com/fix-windows-computer-blue-screen-death-what-to-try-2024-7">outages were caused by CrowdStrike's Falcon tool</a>. He said Falcon has a corrupted file that's "knocking out computers, putting them into what's known as the 'blue screen of death."</p><p>Bore said that fixing the issue would require manually rebooting a device in "safe mode" and deleting the specific file.</p><p><a target="_blank" class="editor-rtfLink" href="https://www.businessinsider.com/fix-windows-computer-blue-screen-death-what-to-try-2024-7">Learn how to fix the problem here</a>.</p>

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BSOD: What's the error behind global cyber outage? How to fix it?

Sourabh Jain

Did you turn it off and on? Microsoft says some users solved the CrowdStrike problem after rebooting up to 15 times.

Lauren Edmonds