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@jamesfreeman959
Last active November 10, 2024 14:01
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A very simple PowerShell script to keep a Windows PC awake and make lync think the user is active on the keyboard
# Useful references:
#
# https://superuser.com/questions/992511/emulate-a-keyboard-button-via-the-command-line
# https://ss64.com/vb/sendkeys.html
# https://social.technet.microsoft.com/Forums/windowsserver/en-US/96b339e2-e9da-4802-a66d-be619aeb21ac/execute-function-one-time-in-every-10-mins-in-windows-powershell?forum=winserverpowershell
# https://learn-powershell.net/2013/02/08/powershell-and-events-object-events/
#
# Future enhancements - use events rather than an infinite loop
$wsh = New-Object -ComObject WScript.Shell
while (1) {
# Send Shift+F15 - this is the least intrusive key combination I can think of and is also used as default by:
# http://www.zhornsoftware.co.uk/caffeine/
# Unfortunately the above triggers a malware alert on Sophos so I needed to find a native solution - hence this script...
$wsh.SendKeys('+{F15}')
Start-Sleep -seconds 59
}
@jheinrichs79
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I added some extra features and built an EXE using some of your code.
Random keep alive time
Dynamic time to run (application will ask you if you didn't enter it at run time)
Add a Pause at completion (optional)
Included a compiled version

https://github.com/jheinrichs79/Public/blob/main/Powershell/Utilities/Start-KeepAwake/
https://github.com/jheinrichs79/Public/blob/main/Powershell/Utilities/Start-KeepAwake/Start-KeepAwake.ps1
https://github.com/jheinrichs79/Public/blob/main/Powershell/Utilities/Start-KeepAwake/Start-KeepAwake.exe

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