All guides

Computer Repair

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

A slow PC may need cleanup, an SSD, more memory, update repair, malware review, or replacement. The right answer depends on age, storage, drive health, and what the computer is used for.

Slow Windows PC troubleshooting guide

Guide updated

Start with simple checks. Get expert help when the fix needs more.

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

Solve the problem and make it easier next time.

Tech Genie identifies the cause, handles the agreed work, and explains what changed and what to do next.

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

Quick answers before booking.

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

Tech Genie is not a licensed contractor. Construction-related work is limited to casual, minor, or inconsequential projects totaling less than $1,000 for labor, materials, and all other items, requiring no building permit, and performed without employees or paid helpers.