Lock screen after specific app quit : How to?

goja

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Hello,

I need lock screen to launch right after a specific app quit. I looked in task scheduler but lack knowledge. Can i do it within or i need another app?

Thanks.
 

My Computer

OS
Ultimate x86 & x64
This is how to do it with a batch file:
  • Locate the EXE file or shortcut of the application. I am using MsOffice Excel in this example, in my system the program EXE file is called EXCEL.EXE and it is located in C:\Program Files\Microsoft Office\Office15\ folder
  • Open Notepad
  • Type these two lines to a new text document, replacing the program or shortcut path with your program or shortcut. If using shortcut, the extension is .lnk:
    Code:
    "C:\Program Files\Microsoft Office\Office15\Excel.exe"   
    rundll32.exe user32.dll, LockWorkStation
  • Save the file to desktop selecting Save as type as All Files, remember to end your chosen filename with extension .bat:
    .
    lock_bat.png
    (Click to enlarge.)
That's it. To run the program, Excel in this example, user now double clicks the icon of this batch file on desktop. This opens the program. As soon as user exits the program, Excel in this example, computer is locked.

Kari
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
HP ENVY 17-1150eg
OS
Windows 10 Pro x64 EN-GB
CPU
1.6 GHz Intel Core i7-720QM Processor
Memory
6 GB
Graphics Card(s)
ATI Mobility Radeon HD 5850 Graphics
Sound Card
Beats sound system with integrated subwoofer
Monitor(s) Displays
17" laptop display, 22" LED and 32" Full HD TV through HDMI
Screen Resolution
1600*900 (1), 1920*1080 (2&3)
Hard Drives
Internal: 2 x 500 GB SATA Hard Disk Drive 7200 rpm
External: 2TB for backups, 3TB USB3 network drive for media
Cooling
As Envy runs a bit warm, I have it on a Cooler Master pad
Keyboard
Logitech diNovo Media Desktop Laser (bluetooth)
Mouse
Logitech Performance Mouse MX
Internet Speed
50/10 Mbps VDSL
Antivirus
Windows Defender 4.3.9431.0
Browser
Maxthon 3.5.2., IE11
You are welcome!
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
HP ENVY 17-1150eg
OS
Windows 10 Pro x64 EN-GB
CPU
1.6 GHz Intel Core i7-720QM Processor
Memory
6 GB
Graphics Card(s)
ATI Mobility Radeon HD 5850 Graphics
Sound Card
Beats sound system with integrated subwoofer
Monitor(s) Displays
17" laptop display, 22" LED and 32" Full HD TV through HDMI
Screen Resolution
1600*900 (1), 1920*1080 (2&3)
Hard Drives
Internal: 2 x 500 GB SATA Hard Disk Drive 7200 rpm
External: 2TB for backups, 3TB USB3 network drive for media
Cooling
As Envy runs a bit warm, I have it on a Cooler Master pad
Keyboard
Logitech diNovo Media Desktop Laser (bluetooth)
Mouse
Logitech Performance Mouse MX
Internet Speed
50/10 Mbps VDSL
Antivirus
Windows Defender 4.3.9431.0
Browser
Maxthon 3.5.2., IE11
Unfortunatly that won't do for me : i wanted to use for a screensaver that can't be used normally (incompatibility on x64 systems..) but it i input the screensaver location it will launch.. its settings! And if i make a shortcut of it, it'll directly go to lock screen (tried with jpg file instead, same, doesn't launch, direct lock screen) :(
 

My Computer

OS
Ultimate x86 & x64
Unfortunatly that won't do for me
The batch file I told you how to create works without issues. It launches a program and after the program is finished goes to lock screen. The batch works perfectly.

If you have problems to get your programs to work, it has nothing to do with this batch file. Start a new thread and ask help. Notice that there's no way to get a program to work on x64 system if the maker tells it's not x64 compatible.

Kari
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
HP ENVY 17-1150eg
OS
Windows 10 Pro x64 EN-GB
CPU
1.6 GHz Intel Core i7-720QM Processor
Memory
6 GB
Graphics Card(s)
ATI Mobility Radeon HD 5850 Graphics
Sound Card
Beats sound system with integrated subwoofer
Monitor(s) Displays
17" laptop display, 22" LED and 32" Full HD TV through HDMI
Screen Resolution
1600*900 (1), 1920*1080 (2&3)
Hard Drives
Internal: 2 x 500 GB SATA Hard Disk Drive 7200 rpm
External: 2TB for backups, 3TB USB3 network drive for media
Cooling
As Envy runs a bit warm, I have it on a Cooler Master pad
Keyboard
Logitech diNovo Media Desktop Laser (bluetooth)
Mouse
Logitech Performance Mouse MX
Internet Speed
50/10 Mbps VDSL
Antivirus
Windows Defender 4.3.9431.0
Browser
Maxthon 3.5.2., IE11
Sorry but no. The app itself launch, but it I use the bay it directly went to lock screen.. I will try again but well..
 

My Computer

OS
Ultimate x86 & x64
Sorry but no.
Sorry but yes.

If it went direct to lock screen using the batch file, it means that the app shuts itself down. The batch works, it only goes to lock screen when the app is closed (shut down).

Kari
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
HP ENVY 17-1150eg
OS
Windows 10 Pro x64 EN-GB
CPU
1.6 GHz Intel Core i7-720QM Processor
Memory
6 GB
Graphics Card(s)
ATI Mobility Radeon HD 5850 Graphics
Sound Card
Beats sound system with integrated subwoofer
Monitor(s) Displays
17" laptop display, 22" LED and 32" Full HD TV through HDMI
Screen Resolution
1600*900 (1), 1920*1080 (2&3)
Hard Drives
Internal: 2 x 500 GB SATA Hard Disk Drive 7200 rpm
External: 2TB for backups, 3TB USB3 network drive for media
Cooling
As Envy runs a bit warm, I have it on a Cooler Master pad
Keyboard
Logitech diNovo Media Desktop Laser (bluetooth)
Mouse
Logitech Performance Mouse MX
Internet Speed
50/10 Mbps VDSL
Antivirus
Windows Defender 4.3.9431.0
Browser
Maxthon 3.5.2., IE11
Try it with any screensaver (making a shortcut if it) and tell me what happens.
 

My Computer

OS
Ultimate x86 & x64
Try it with any screensaver (making a shortcut if it) and tell me what happens.
Of course it does not work with screensavers! It works with programs and applications. A screensaver (.scr file) is not a normal application per se; the lock screen command in batch file is as "exit" command for a screensaver so it shuts down and proceeds to lock screen.

If you want to automatically go to lock screen after screensaver has closed (mouse movement or keyboard press), you need to set the highlighted option on screensaver settings:

Screen Saver Settings.png

Kari
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
HP ENVY 17-1150eg
OS
Windows 10 Pro x64 EN-GB
CPU
1.6 GHz Intel Core i7-720QM Processor
Memory
6 GB
Graphics Card(s)
ATI Mobility Radeon HD 5850 Graphics
Sound Card
Beats sound system with integrated subwoofer
Monitor(s) Displays
17" laptop display, 22" LED and 32" Full HD TV through HDMI
Screen Resolution
1600*900 (1), 1920*1080 (2&3)
Hard Drives
Internal: 2 x 500 GB SATA Hard Disk Drive 7200 rpm
External: 2TB for backups, 3TB USB3 network drive for media
Cooling
As Envy runs a bit warm, I have it on a Cooler Master pad
Keyboard
Logitech diNovo Media Desktop Laser (bluetooth)
Mouse
Logitech Performance Mouse MX
Internet Speed
50/10 Mbps VDSL
Antivirus
Windows Defender 4.3.9431.0
Browser
Maxthon 3.5.2., IE11
I know that, but as I told you, this specific screensaver won't work this way. However it works if I start it directly by the file. So I need to find a way so that lock screen comes after it.
 

My Computer

OS
Ultimate x86 & x64
Try a bat file like this - you will need to change the screensaver to what you want, but you can test this.


%systemroot%\system32\Mystify.scr /s
rundll32.exe user32.dll, LockWorkStation
 
Last edited:

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
home built
OS
Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x64 +Linux_VMs +Chromium_VM
CPU
AMD Athlon II x4 620
Motherboard
Gigabyte GA-MA785G-UD3H
Memory
6GB GSkill DDR2 800
Graphics Card(s)
AMD 4670 GPU + AMD 4200 IGP
Sound Card
on board Realtek ALC889A
Monitor(s) Displays
RCA 40" LCD TV, Insignia 32" LCD TV, HP 15" LCD monitor
Screen Resolution
1680 x 1050
Hard Drives
OCZ Vertex 3 120GB,
Samsung F3 1TB (3),
Several others - WD, Seagate, Hitachi, ...
PSU
Corsair 500 W
Case
Rosewill mid tower
Cooling
CM 90mm rifle
Keyboard
Gyration wireless, Logitech wireless, Dell USB wired
Mouse
Gyration wireless, Logitech wireless, V7 USB wired
Internet Speed
Spectrum - 100Mbps D / 10Mbps U
Antivirus
Avast, MBAM3, EMET, WinPatrol
Browser
Pale Moon, Firefox, IE
Other Info
2 multi-boot PC's
Mainly HTPC/Office/Gen purpose (no gaming).
Trendnet USB KVM.
LG DVD burner/Blue Ray Player.
Tray system for removable SATA backup drives.

Not currently OCd, under-volted.
I use Hybrid sleep, rarely re-boot or shutdown.

Hauppauge HD-PVR, Avermedia PCIe TV Tuner, Hauppauge PCI TV Tuner.
David, I repped you for this. That /s switch does the trick and the batch works also with screensavers.

(You might want to edit your post, to remove that Excel line...)

Kari
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
HP ENVY 17-1150eg
OS
Windows 10 Pro x64 EN-GB
CPU
1.6 GHz Intel Core i7-720QM Processor
Memory
6 GB
Graphics Card(s)
ATI Mobility Radeon HD 5850 Graphics
Sound Card
Beats sound system with integrated subwoofer
Monitor(s) Displays
17" laptop display, 22" LED and 32" Full HD TV through HDMI
Screen Resolution
1600*900 (1), 1920*1080 (2&3)
Hard Drives
Internal: 2 x 500 GB SATA Hard Disk Drive 7200 rpm
External: 2TB for backups, 3TB USB3 network drive for media
Cooling
As Envy runs a bit warm, I have it on a Cooler Master pad
Keyboard
Logitech diNovo Media Desktop Laser (bluetooth)
Mouse
Logitech Performance Mouse MX
Internet Speed
50/10 Mbps VDSL
Antivirus
Windows Defender 4.3.9431.0
Browser
Maxthon 3.5.2., IE11
Thanks for joining David, i better directly tell you the screen saver i'm talking about :

It's called Album Art Sreensaver, find it easily with google. Your bat indeed work... But not with this one!
 

My Computer

OS
Ultimate x86 & x64
David, I repped you for this. That /s switch does the trick and the batch works also with screensavers.

(You might want to edit your post, to remove that Excel line...)

Kari

Thank you for the rep Kari! :)

Why do you suggest I remove the Excel line?
This PC has Win7 32 Bit / Office 2010 and that is where Excel.exe is located.

Thanks,
David
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
home built
OS
Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x64 +Linux_VMs +Chromium_VM
CPU
AMD Athlon II x4 620
Motherboard
Gigabyte GA-MA785G-UD3H
Memory
6GB GSkill DDR2 800
Graphics Card(s)
AMD 4670 GPU + AMD 4200 IGP
Sound Card
on board Realtek ALC889A
Monitor(s) Displays
RCA 40" LCD TV, Insignia 32" LCD TV, HP 15" LCD monitor
Screen Resolution
1680 x 1050
Hard Drives
OCZ Vertex 3 120GB,
Samsung F3 1TB (3),
Several others - WD, Seagate, Hitachi, ...
PSU
Corsair 500 W
Case
Rosewill mid tower
Cooling
CM 90mm rifle
Keyboard
Gyration wireless, Logitech wireless, Dell USB wired
Mouse
Gyration wireless, Logitech wireless, V7 USB wired
Internet Speed
Spectrum - 100Mbps D / 10Mbps U
Antivirus
Avast, MBAM3, EMET, WinPatrol
Browser
Pale Moon, Firefox, IE
Other Info
2 multi-boot PC's
Mainly HTPC/Office/Gen purpose (no gaming).
Trendnet USB KVM.
LG DVD burner/Blue Ray Player.
Tray system for removable SATA backup drives.

Not currently OCd, under-volted.
I use Hybrid sleep, rarely re-boot or shutdown.

Hauppauge HD-PVR, Avermedia PCIe TV Tuner, Hauppauge PCI TV Tuner.
Thanks for joining David, i better directly tell you the screen saver i'm talking about :

It's called Album Art Sreensaver, find it easily with google. Your bat indeed work... But not with this one!

If I found the right screensaver, it seems like it can retrieve info for a music collection and iTunes tracks.
What does the BAT file do with that screensaver.

I don't use screensavers and the only ones on my systems are the ones that are included with Windows. :o
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
home built
OS
Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x64 +Linux_VMs +Chromium_VM
CPU
AMD Athlon II x4 620
Motherboard
Gigabyte GA-MA785G-UD3H
Memory
6GB GSkill DDR2 800
Graphics Card(s)
AMD 4670 GPU + AMD 4200 IGP
Sound Card
on board Realtek ALC889A
Monitor(s) Displays
RCA 40" LCD TV, Insignia 32" LCD TV, HP 15" LCD monitor
Screen Resolution
1680 x 1050
Hard Drives
OCZ Vertex 3 120GB,
Samsung F3 1TB (3),
Several others - WD, Seagate, Hitachi, ...
PSU
Corsair 500 W
Case
Rosewill mid tower
Cooling
CM 90mm rifle
Keyboard
Gyration wireless, Logitech wireless, Dell USB wired
Mouse
Gyration wireless, Logitech wireless, V7 USB wired
Internet Speed
Spectrum - 100Mbps D / 10Mbps U
Antivirus
Avast, MBAM3, EMET, WinPatrol
Browser
Pale Moon, Firefox, IE
Other Info
2 multi-boot PC's
Mainly HTPC/Office/Gen purpose (no gaming).
Trendnet USB KVM.
LG DVD burner/Blue Ray Player.
Tray system for removable SATA backup drives.

Not currently OCd, under-volted.
I use Hybrid sleep, rarely re-boot or shutdown.

Hauppauge HD-PVR, Avermedia PCIe TV Tuner, Hauppauge PCI TV Tuner.
Why do you suggest I remove the Excel line?
This PC has Win7 32 Bit / Office 2010 and that is where Excel.exe is located.

Thanks,
David
Excel has nothing to do with OP's issue, he has not even mentioned it. I just used Excel as example program in my batch file ). User is only interested in running a specific non-compatible screensaver.

That's why.
 

My Computer

Computer type
Laptop
Computer Manufacturer/Model Number
HP ENVY 17-1150eg
OS
Windows 10 Pro x64 EN-GB
CPU
1.6 GHz Intel Core i7-720QM Processor
Memory
6 GB
Graphics Card(s)
ATI Mobility Radeon HD 5850 Graphics
Sound Card
Beats sound system with integrated subwoofer
Monitor(s) Displays
17" laptop display, 22" LED and 32" Full HD TV through HDMI
Screen Resolution
1600*900 (1), 1920*1080 (2&3)
Hard Drives
Internal: 2 x 500 GB SATA Hard Disk Drive 7200 rpm
External: 2TB for backups, 3TB USB3 network drive for media
Cooling
As Envy runs a bit warm, I have it on a Cooler Master pad
Keyboard
Logitech diNovo Media Desktop Laser (bluetooth)
Mouse
Logitech Performance Mouse MX
Internet Speed
50/10 Mbps VDSL
Antivirus
Windows Defender 4.3.9431.0
Browser
Maxthon 3.5.2., IE11
David, do you think I would make such thread if that screensaver could be used normally..? Just read dive and you'll know why.
 

My Computer

OS
Ultimate x86 & x64
David, do you think I would make such thread if that screensaver could be used normally..? Just read dive and you'll know why.

I don't understand what you are asking, or wanting to do.
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
home built
OS
Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x64 +Linux_VMs +Chromium_VM
CPU
AMD Athlon II x4 620
Motherboard
Gigabyte GA-MA785G-UD3H
Memory
6GB GSkill DDR2 800
Graphics Card(s)
AMD 4670 GPU + AMD 4200 IGP
Sound Card
on board Realtek ALC889A
Monitor(s) Displays
RCA 40" LCD TV, Insignia 32" LCD TV, HP 15" LCD monitor
Screen Resolution
1680 x 1050
Hard Drives
OCZ Vertex 3 120GB,
Samsung F3 1TB (3),
Several others - WD, Seagate, Hitachi, ...
PSU
Corsair 500 W
Case
Rosewill mid tower
Cooling
CM 90mm rifle
Keyboard
Gyration wireless, Logitech wireless, Dell USB wired
Mouse
Gyration wireless, Logitech wireless, V7 USB wired
Internet Speed
Spectrum - 100Mbps D / 10Mbps U
Antivirus
Avast, MBAM3, EMET, WinPatrol
Browser
Pale Moon, Firefox, IE
Other Info
2 multi-boot PC's
Mainly HTPC/Office/Gen purpose (no gaming).
Trendnet USB KVM.
LG DVD burner/Blue Ray Player.
Tray system for removable SATA backup drives.

Not currently OCd, under-volted.
I use Hybrid sleep, rarely re-boot or shutdown.

Hauppauge HD-PVR, Avermedia PCIe TV Tuner, Hauppauge PCI TV Tuner.
Why do you suggest I remove the Excel line?
This PC has Win7 32 Bit / Office 2010 and that is where Excel.exe is located.

Thanks,
David
Excel has nothing to do with OP's issue, he has not even mentioned it. I just used Excel as example program in my batch file ). User is only interested in running a specific non-compatible screensaver.

That's why.

Ah, OK.
I just copied your BAT example and went forward with that.
I thought there was some other program that would be run before the screensaver :o
 

My Computer

Computer type
PC/Desktop
Computer Manufacturer/Model Number
home built
OS
Multi-Boot W7_Pro_x64 W8.1_Pro_x64 W10_Pro_x64 +Linux_VMs +Chromium_VM
CPU
AMD Athlon II x4 620
Motherboard
Gigabyte GA-MA785G-UD3H
Memory
6GB GSkill DDR2 800
Graphics Card(s)
AMD 4670 GPU + AMD 4200 IGP
Sound Card
on board Realtek ALC889A
Monitor(s) Displays
RCA 40" LCD TV, Insignia 32" LCD TV, HP 15" LCD monitor
Screen Resolution
1680 x 1050
Hard Drives
OCZ Vertex 3 120GB,
Samsung F3 1TB (3),
Several others - WD, Seagate, Hitachi, ...
PSU
Corsair 500 W
Case
Rosewill mid tower
Cooling
CM 90mm rifle
Keyboard
Gyration wireless, Logitech wireless, Dell USB wired
Mouse
Gyration wireless, Logitech wireless, V7 USB wired
Internet Speed
Spectrum - 100Mbps D / 10Mbps U
Antivirus
Avast, MBAM3, EMET, WinPatrol
Browser
Pale Moon, Firefox, IE
Other Info
2 multi-boot PC's
Mainly HTPC/Office/Gen purpose (no gaming).
Trendnet USB KVM.
LG DVD burner/Blue Ray Player.
Tray system for removable SATA backup drives.

Not currently OCd, under-volted.
I use Hybrid sleep, rarely re-boot or shutdown.

Hauppauge HD-PVR, Avermedia PCIe TV Tuner, Hauppauge PCI TV Tuner.
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