One-time setup
Set up remote support
Checking this link…
This registers this computer so it can be supported remotely. It stays connected
until you stop the agent.
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Turn on Screen Sharing — System Settings → General → Sharing.
Under Computer Settings, allow VNC viewers and set a password.
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Install Node.js 22+ if it is not already there.
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Paste this into Terminal:
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Install TightVNC or UltraVNC, set a password, and let it register as a
service so it survives a reboot.
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Paste this into PowerShell:
Nothing else to install — if Node.js is missing the script fetches a self-contained
agent instead.
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Start a VNC server on the loopback:
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Install Node.js 22+ if it is not already there.
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Paste this into a terminal:
Windows 7 or Server 2008 R2?
Those have PowerShell 2.0 and no TLS 1.2, so the command above fails. Run this from
cmd.exe instead: