black screen of death
The screen is blank apart from a flashing white text cursor. The black screen of death (BSoD or BkSoD to distinguish it from the blue screen of death) is a screen displayed on many computer systems after encountering a critical system error. It gets its name from the black background seen during hardware or software errors.
Also recorded as BSOD · BlSOD
black screen of death
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The screen is blank apart from a flashing white text cursor. The black screen of death (BSoD or BkSoD to distinguish it from the blue screen of death) is a screen displayed on many computer systems after encountering a critical system error. It gets its name from the black background seen during hardware or software errors.
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Authority files
wikidata · Q880544 · wikipedia · Black screen of death
In this article
Windows 3.x
Windows 3.x
• Illustration — An example of an EMM386 error message in Windows 3.0 that results in a black screen during Standard Mode In Windows 3.x, the black screen of death is the behavior that occurred when a DOS-based application failed to execute properly. It often occurred in connection with certain operations while networking drivers were resident in memory. (Commonly, but not exclusively, it was seen while the Novell NetWare client for MS-DOS, NETX, was loaded.) The issue was fixed in most instances by adding an additional section in the SYSTEM.INI file of affected clients with the text TimerCriticalSection = 10000. The files vtdapi.386re.386 and vipx.38id-1991 were also updated by Ed Brown, a technician with the Coca-Cola Company's IT department in Atlanta, GA. He reports that the company was rolling out Windows 3.0 within the Global Marketing group, and the users attempted to run WordPerfect, they received a black screen.
MS-DOS, Windows 95 and later
MS-DOS, Windows 95 and later
• Illustration — An example of an error message outputted by the boot loader on Windows XP during startup, usually caused by a missing or corrupted file crucial to system operation (in this case, being hal.dll) MS-DOS and all versions of Windows after Windows 3.1 (e.g. Windows 95, Windows 98, Windows Me, Windows 2000, Windows XP, Windows Vista, Windows 7, Windows 8, Windows 10 and Windows 11) also display a black screen of death when the operating system is unable to boot properly. There are many factors that can contribute to this problem, including the ones listed below. The most common issue contributing to a black screen of death on startup is usually due to a missing file. It also occurs when the user enables file compression on all the files, causing the entire operating system to become compressed and unbootable. Rarely an experienced user would reinstall Windows. In the case of the former, the boot loader will most likely inform the user the name of the missing file as seen in the image on the right, allowing for the user to supply and/or reinstall the missing files to resolve the boot problem. In the case of the latter, however, the computer will not be able to boot, even into safe mode. The only way to resolve this problem is to boot into another device and then uncompress the files from it to make the system bootable again. In late 2009, several new reports of the black screen in Windows XP, Windows Vista, and Windows 7 emerged. At first, several claims pointed at Windows Update. This was later recanted by Prevx as an erroneous report. Microsoft reported that no security update was causing the issue, and may be tied to malware. In other cases, the black screen was replaced with a blue screen of death. A black screen may also be caused by certain components of the computer overheating, in place of the traditional blue screen, that appeared to indicate a stop error. This black screen was simplified compared to the previous blue screen, omitting instructions that the user is recommended to take. Windows 10 and later also displays a black screen due to an unfinished update in addition to the aforementioned causes above; in this case, after the system restarts and the user tries to login to the system, the user is then stuck at a black screen instead. Performing a hard shutdown and then a cold-boot of the system is the only way to resolve this problem.
macOS
macOS
Some versions of macOS (such as OS X Lion) display a black screen of death instead of a kernel panic in the event of a hardware or software failure. This is usually pointed to a graphics card failure or a sleep/wake issue. It may also display a black screen when the operating system is unable to boot properly at startup, similar to that of Windows.
Video game consoles
Video game consoles
Black screens can also occur on video game consoles, usually upon hardware or software failures. The Wii, Wii U, Nintendo Switch and Switch 2 consoles as well as the 3DS handheld will display a black screen upon hardware or software failure, usually with a written message being displayed on screen, if working. For instance, the Wii will display the following message on-screen if the software encounters an error, usually on physical media by read errors or damage to the game medium: An error has occurred. Press the Eject Button and remove the disc, then turn the Wii console off and refer to the Wii Operations Manual for help troubleshooting. Sometimes, the user must hard shutdown the console itself as the power button may not be responsive during this state, however this is known to be the case. The Xbox series of consoles (which includes the original Xbox, Xbox 360, Xbox One and the Xbox Series X/S) also display a black screen when a hardware or software error occurs. The same happens to the PlayStation series of consoles.
Microsoft Windows 3.1 with black screen of death in VMware Virtual machine
not important · Removed part of http: (showing Windows 3.1 in VMWare virtual machine) so the image only shows relevant information. (removed the surrounding part of the VMwar

Black Screen of Death under Windows 11 22000.71. The BSoD was provoked by the command taskkill /f /im svchost.exe under PowerShell with admin rights.
OS by Microsoft Corp./Screenshot by PantheraLeo1359531 😺 (talk) · Windows 11 22000.71
Primary material
Documents and archives
authority record
- Wikidata, structured authority record Q880544: black screen of death
Unverified · Wikidata
reference work
- “Black screen of death”, English Wikipedia, consulted as further reading
Reputable secondary · Wikipedia
Notes from the source article
Cited by Wikipedia
Notes from the source article
These works are cited by the source article, in its own numbering. They are recorded as its citations, not as sources VALÉORINE has verified.
- 1.Example of such a black screen. YouTube.
- 2.Support.microsoft.com. Black Screen on Boot. January 19, 2007.
- 3.Support.microsoft.com. Computer stops responding with a black screen when you start Windows XP. February 3, 2011.
- 4.Erasmus, Jacques. Windows Black Screen Root Cause. Prevx.com. November 30, 2009.
- 5.Morris, Mel. Windows Black Screen recap. Prevx.com.
- 6.'Black screen of death' for some Windows users - Technology & science - Security - NBC News. NBC News. January 8, 2012.
- 7.MSRCTeam. Reports of Issues with November Security Updates - MSRC - Site Home - TechNet Blogs. Blogs.technet.com. December 1, 2009.
- 8.How to Fix a Black Screen of Death Error in Windows 10. MUO. December 9, 2019.
- 9.David W. Martin. Black Screen Of Death Plagues Some Mac Users After Lion Update. August 6, 2011.
- 10.If your Mac starts up to a blank screen. Apple Support.
- 11.Xbox Support. support.xbox.com.
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