Solved KSOD on startup

vottomatic1319

New member
Local time
4:08 PM
Messages
2
Hey,
I recently tried to changed my login screen, which I will never do
But what I did was I switched the authui.dll file out with a new one, and did the same with another file which name went something like blbrd.dll or something like that. The old files are still in the registry, they're just renamed. When I tried to switch users, I got a black screen with a mouse curser, and now I can't access my computer.
Please help
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
Asus
OS
Windows 7 Home Premium 32x
Hi vottomatic1319, welcome to Windows Seven Forums.

You could try & do a system restore. Refer to this tutorial & scroll down to "Option Two" which refers to getting the computer to start.
Let this be a lesson for you not to fiddle with the Register,

http://www.sevenforums.com/tutorials/700-system-restore.html?filter[2]=Backup%20Restore
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Self built using existing case
OS
Windows 7 Home Premium 64 bit sp1
CPU
Intel i5 3570 3.4Ghz Ivy Bridge SKT 1155 quad core
Motherboard
Gigabyte Z77-HD3 SKT 1155 2xSata 3, 4x USB 3.0
Memory
G-Skill Rip Jaws 16Gb (8x2) DDR3 -1600 PC3 12800 CL 10 red
Graphics Card(s)
Gigabyte NVIDIA GT610 1Gb DDR3 810/1200 PCI-E 2.0 Silent
Sound Card
NVIDIA High Definition & Realtech High Definition Audio
Monitor(s) Displays
2 x Philips 226V4L 16:9 aspect ratio
Screen Resolution
1920 x 1080 HD
Hard Drives
Samsung 840 Pro 256gb SSD, SATA 3.
Hitachi Touro Portable 1tb, USB 3.0 HDD used for image b/ups.
PSU
Corsair VS450
Case
Codeng
Cooling
PSU fan & CPU fan
Keyboard
Logitech
Mouse
Logitech Wireless trackball M570
Internet Speed
Wireless 3G. 3mg down & 550kb up.
Antivirus
Bitdefender Internet Security 2020
Browser
Opera (Current Version) & Firefox
Other Info
MS Office 2013 Pro. Davis weather station software. MGE Nova 600 avr UPS.
I fixed it

I went into command prompt without entering the computer. And renamed the authui.dll and switched then around and it worked
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
Asus
OS
Windows 7 Home Premium 32x
Good work & thanks for getting back.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
Self built using existing case
OS
Windows 7 Home Premium 64 bit sp1
CPU
Intel i5 3570 3.4Ghz Ivy Bridge SKT 1155 quad core
Motherboard
Gigabyte Z77-HD3 SKT 1155 2xSata 3, 4x USB 3.0
Memory
G-Skill Rip Jaws 16Gb (8x2) DDR3 -1600 PC3 12800 CL 10 red
Graphics Card(s)
Gigabyte NVIDIA GT610 1Gb DDR3 810/1200 PCI-E 2.0 Silent
Sound Card
NVIDIA High Definition & Realtech High Definition Audio
Monitor(s) Displays
2 x Philips 226V4L 16:9 aspect ratio
Screen Resolution
1920 x 1080 HD
Hard Drives
Samsung 840 Pro 256gb SSD, SATA 3.
Hitachi Touro Portable 1tb, USB 3.0 HDD used for image b/ups.
PSU
Corsair VS450
Case
Codeng
Cooling
PSU fan & CPU fan
Keyboard
Logitech
Mouse
Logitech Wireless trackball M570
Internet Speed
Wireless 3G. 3mg down & 550kb up.
Antivirus
Bitdefender Internet Security 2020
Browser
Opera (Current Version) & Firefox
Other Info
MS Office 2013 Pro. Davis weather station software. MGE Nova 600 avr UPS.
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