macOSHow-To 5 min read
How to Reset NVRAM and SMC on a Mac
Resetting NVRAM and the System Management Controller — two different low-level resets solving different problems, on Apple Silicon and Intel Macs.
#howto#nvram#smc
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Step-by-step, task-oriented guides — do this, in this order, to get this result.
macOSHow-To 5 min read
Writing Custom Packet Filter (pf) Firewall Rules on macOS
Using the same BSD packet filter that powers macOS's Application Firewall directly, for filtering the GUI's simple allow/deny-per-app model can't express.
#pf#firewall#networking
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Enabling and Hardening Remote Login (SSH) on macOS
Turning on macOS's built-in SSH server correctly, then hardening it beyond the default configuration with key-based authentication and restricted access.
#ssh#remote-login#security
Read more macOSHow-To 6 min read
Managing App Privacy Permissions with tccutil and the TCC Database
Resetting stuck permission prompts, why an app sometimes doesn't re-ask for a permission it should, and what the TCC database actually is.
#tcc#privacy#permissions
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Managing Time Machine From the Command Line with tmutil
Starting, stopping, inspecting, and restoring Time Machine backups without the GUI — useful for scripting backups or diagnosing a stuck one.
#tmutil#time-machine#cli
Read more RetrogamingHow-To 6 min read
How to Build and Use Custom Bezels and Overlays in RetroArch
Build a RetroArch decorative border with licensed artwork, correct alpha, a measured custom viewport, safe overlay configuration, and scoped presets.
#howto#bezels#overlays
Read more RetrogamingHow-To 6 min read
How to Configure CRT Shaders for an Authentic Retro Look
Configure RetroArch CRT shaders from an official preset, then calibrate geometry, scanlines, mask, brightness, scaling, performance, and preset scope.
#howto#shaders#crt
Read more RetrogamingHow-To 6 min read
How to Set Up Multi-Tap and Local Multiplayer in RetroArch
Configure RetroArch local multiplayer by separating physical controller assignment from emulated multitap device types, port rules, remaps, and hotkeys.
#howto#retroarch#multiplayer
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How to Set Up Netplay for Online Retro Multiplayer
Set up RetroArch netplay with matched builds and content, private lobby settings, relay-first connectivity, narrow firewall rules, tested ports, and logs.
#howto#netplay#multiplayer
Read more RetrogamingHow-To 5 min read
How to Configure Per-Game Overrides in RetroArch
Use RetroArch overrides safely by separating frontend settings, core options, input remaps, and shader presets across core, directory, and game scopes.
#howto#retroarch#configuration
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