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Computer Repair

Slow Windows PC: repair, clean up, upgrade, or replace?

Notice when the PC slows down: while starting, opening files, using one app, or doing everything. Startup load, limited storage, memory pressure, updates, and drive trouble call for different repairs. Check the computer’s condition and workload before buying memory, an SSD, or a replacement.

Slow Windows PC troubleshooting guide

Guide updated

Check the symptoms before changing the setup.

Common symptoms

  • Startup takes several minutes.
  • Apps freeze or the fan runs constantly.
  • The computer is low on storage or keeps failing updates.
  • Browser tabs, QuickBooks, email, or office apps feel painfully slow.

Quick checks

  • Restart once and install pending updates only if the computer is stable enough.
  • Check available storage; very low free space can make Windows crawl.
  • Look at startup apps and disable obvious nonessential launchers.
  • Do not delete random system folders to make space.
  • Back up important files before major cleanup, resets, or hardware work.

When to call

  • You need to know whether repair is worth the money.
  • The PC may need SSD, RAM, backup, migration, or replacement planning.
  • The computer is used for work and downtime matters.

How Tech Genie helps

Need help working through these checks?

We can investigate the symptoms, explain the findings, and carry out the work you approve. Unresolved issues and provider referrals are included in the service notes.

Review startup, storage, update status, drive health, and available upgrade options.
Explain repair-vs-replace in plain English before you spend money.
Set up new systems or migrations with privacy and backup awareness.

FAQ

Questions about this problem.

Is a slow PC always infected?

No. Slowness can come from old hardware, failing drives, low storage, too many startup apps, updates, browser load, or malware. A careful check beats guessing.

Should I reset Windows?

Not as the first move unless you have backups and know what apps/settings matter. A reset can help, but it can also create more work if done blindly.

Keep troubleshooting

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