The guide library

Care & troubleshooting

Observe the problem, check the relevant instructions, and keep useful records. Guides to maintenance, backups, and measured troubleshooting.

Identify the screen finish and follow its cleaning instructions before applying any liquid or product.

Choose a keyboard cleaning method that respects its switches, keycaps, coatings, and battery design.

Clean the mouse exterior and inspect its glide surfaces without treating every tracking problem as dirt.

Keep intake and exhaust paths open and use model-specific instructions for any cleaning.

Check cable jackets, connectors, and strain relief before putting a stored lead back into service.

Practice recovering representative files to a separate location before you need the backup in an emergency.

Schedule system and application updates with time for backups, restarts, and a short workflow check.

Review what occupies storage, verify important copies, and remove files with a clear reason.

Describe when a computer slows down and collect a few observations before changing settings or buying hardware.

Separate monitor power, input selection, signal compatibility, and software settings when a screen stays blank.

Find out whether a USB problem concerns power, recognition, software access, or a specific connection path.

Check the system, application, and physical output before treating missing sound as a hardware failure.