How do I get my PC to run faster?

how to make my PC run faster: SSD vs HDD performance

Learning how to make my PC run faster is essential for maintaining efficient daily operations. A simple hardware change provides a dramatic improvement in boot speeds and application responsiveness. Understanding this critical upgrade helps you avoid the frustration of a slow machine and enhances your overall computing experience without needing replacement.

Why does my PC feel slower every time I start it?

You sit down to get some work done, press the power button, and then wait. And wait. By the time your desktop finally appears, youve already checked your phone twice. That delay isnt just annoying—its a sign that something is competing for your systems attention before you even log in.

But heres the good news: you can fix most slowdowns in under 30 minutes without spending a penny. Many people assume their PC is just getting old and rush to buy new hardware. Thats often a waste of money. The real problem usually sits in a handful of software settings that take seconds to adjust.

Ive been down that road before. My own laptop felt like it was running through molasses until I discovered how many apps were quietly launching at startup. Lets walk through the fixes that actually work.

What is actually slowing down my computer?

Before you start changing things, it helps to know what youre up against. Most slowdowns fall into two buckets: too many programs fighting for resources, or a hardware bottleneck that cant keep up with modern demands.

When you open Task Manager (Ctrl+Shift+Esc), pay attention to CPU, Memory, and Disk columns. If any of those sit at 100% for more than a few seconds, youve found your problem. Thats your bottleneck. Malware can also wreak havoc—basic tasks like converting an audio file can take significantly longer on an infected machine. The performance drain is real, but the fix is usually simpler than you think.

Lets start with the software side first. These are free, fast, and often all you need.

How to disable startup apps for a faster boot time

Open Task Manager with Ctrl+Shift+Esc, then click the Startup tab. Youll see a list of programs that launch every time Windows starts. Look at the Startup impact column—apps marked High or Medium are the biggest offenders.

Right-click any non-essential app and select Disable. Dont worry—youre not uninstalling anything. The app will still work fine when you open it manually. On HDD-based systems, disabling unnecessary startup apps can improve boot time by 10-20 seconds. Even on fast SSDs, youll typically save a few seconds. That adds up across hundreds of boot cycles.

Which apps should you disable? Anything you dont need immediately after logging in. Spotify updaters, cloud storage sync clients (if you can run them manually), printer software, and game launchers are common culprits. Keep your security software and essential drivers enabled.

How do I clean up junk files without breaking anything?

Temporary files, update leftovers, and cached data quietly fill your drive over time. When your storage gets too full, Windows slows down to a crawl. Disk Cleanup is your free, built-in solution.

Type Disk Cleanup in the Windows search bar and run it as administrator. Select your system drive (usually C:), check the boxes for Temporary files, Recycle Bin, and Delivery Optimization Files, then click OK. You can also click Clean up system files to remove old Windows updates—these can eat up gigabytes of space.

When a drive is more than 95% full, a deep cleanup can improve application cold-start time in typical office workloads. Thats the difference between waiting longer for a document to open versus quicker. Not a miracle, but every bit helps, especially on older machines.

When should I run Windows Update and scan for malware?

Outdated drivers and security patches can cause performance problems that feel like hardware failure. Go to Settings > Windows Update and install everything pending. Then restart your PC. Driver updates often include performance optimizations that manufacturers dont advertise.

Next, run a full malware scan. Open Windows Security (built into Windows 10 and 11) and click Virus & threat protection > Scan options > Full scan. If you use another antivirus, run its deep scan. Malware doesnt just steal data—it steals performance. Infected machines can take significantly longer to complete basic tasks compared to clean systems, and battery life can drop noticeably. Many people buy new laptops when all they needed was a simple virus cleanup.

What is the best hardware upgrade to speed up my PC?

If youve done all the software fixes and your PC still feels sluggish, its time to look under the hood. But dont upgrade blindly—know which component is actually holding you back.

Open Task Manager and watch the Performance tab while you work normally. If Memory sits above 80% constantly, add more RAM. If Disk shows 100% activity for long stretches, switch to an SSD. Many older PCs still run on traditional hard drives, and that single swap makes the biggest difference you can feel.

Upgrade to an SSD: The single best speed improvement

An SSD can cut boot time from 42 seconds down to roughly 22 seconds,^[6] and thats with identical hardware otherwise. Applications open almost instantly. Files transfer much faster. The difference is so dramatic that many people think they bought a new computer.

As of March 2025, over 84% of Windows users have already switched to SSDs for their system drives.^[7] If youre still on an HDD, youre missing out on the single most noticeable upgrade available. A 256GB or 512GB SSD costs far less than a new PC and transforms everyday performance.

Add more RAM: Helpful, but not always a game changer

More RAM helps you run more programs at once without slowdowns. If you have 4GB or 8GB and you keep browser tabs open alongside office apps, youll feel the difference going to 16GB. Thats now the standard for smooth everyday performance.

But RAM speed itself matters less than you might think. Upgrading from 8GB to 16GB prevents swapping to disk, which can provide a noticeable improvement in multitasking scenarios.^[8] Just dont expect a miracle if you already have enough capacity—more RAM wont make your CPU faster or your apps launch quicker if they werent memory-limited to begin with.

SSD upgrade vs RAM upgrade: Which one gives you more speed?

SSD (Solid State Drive)

• $40-80 for a quality 512GB SSD
• Boot time cut from 40+ seconds to under 25 seconds; apps open 5-10x faster
• Anyone still using a traditional hard drive (HDD) as their main drive
• Slow boot times, sluggish app launches, lag when opening files

RAM (Memory Upgrade)

• $35-70 for a 16GB DDR4/DDR5 kit
• Prevents disk swapping; smooths multitasking when memory usage stays above 80%
• Users who keep 15+ browser tabs open while running office apps or creative software
• Sluggish multitasking, stuttering when switching between apps, browser tab slowdowns

Lisa's laptop: From 4 minutes to 45 seconds

Lisa, a freelance writer from Austin, lived with a painfully slow laptop for over a year. Pressing the power button meant grabbing coffee, checking her phone, and still waiting. She assumed the machine was simply too old and started shopping for a $900 replacement.

Instead of buying new, she tried the free fixes first. Task Manager showed 8 startup apps enabled—including three updaters she never used. She disabled all but her antivirus. Boot time dropped from 210 seconds to about 90 seconds. Still slow, but much better.

The breakthrough came when she checked the Performance tab: Disk was at 100% for the first two minutes after login. Her laptop still had an old 5400 RPM hard drive. She swapped it for a $55 SSD and cloned Windows over using free migration software.

After the SSD upgrade, her laptop booted in roughly 45 seconds. Apps opened instantly. Files saved without lag. She kept her $900 and turned a "slow, dying" laptop into a perfectly usable daily driver. Total cost: one afternoon and a single part.