Laatste update: 25 september 2025

Clean up your MacBook in 5 steps: how to make your slow Mac lightning fast again

Why your MacBook is getting slower

Your MacBook is slowing down. Apps are crashing. The fan is working overtime. Most people think this is normal after a year or two. However, it's not just aging. The problem lies in the invisible clutter : cache files, forgotten downloads, and especially those dozens of desktop icons that are secretly eating up your RAM.

What no one tells you? Every desktop icon uses RAM continuously, even when you're not looking at it. In five simple steps, you can make your Mac blazing fast again—without expensive upgrades or new accessories . Although a tidy workspace with wireless AirPods certainly helps with focus, too.

The difference? After this cleanup, your Mac boots up in seconds. Apps run smoothly. And that pesky beach ball? Gone . Time to tackle that digital clutter.

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The Five Essential Steps to a Faster Mac

A slow MacBook is frustrating, but often unnecessary. The problem usually isn't outdated hardware, but rather a buildup of digital clutter. This guide offers a systematic approach to getting your device running smoothly again.

Step 1: Clean up unnecessary applications

Unused programs not only take up storage space, they can also run background processes that slow down your system. Open the Finder and navigate to your Applications folder. Take a close look at which applications you haven't used in the past few months. That photo editor you tried once? That game you quit after a week? Get rid of them.

Drag unnecessary apps to the trash or right-click to uninstall them. Note: Some programs leave configuration files in the library folder. For a thorough removal, you can use specialized uninstall tools.

Step 2: Tackle the Downloads folder

The Downloads folder is often a dumping ground for installation files, PDFs, and other temporary files. This folder is rarely cleaned out, even though it could save gigabytes of space. Open Safari and go to Preferences in the menu bar. Select the General tab and set how often the download list should be automatically cleared.

For a real cleanup: open Finder and navigate to the Downloads folder. Sort by date and delete anything older than a month. Move important documents to a logical folder before deleting the rest.

Step 3: Delete cache files

Browsers and applications store temporary files to speed up their operations. Ironically, these cache files can actually slow down your system if they become too large. In Safari, go to Preferences, click the Privacy tab, and select "Manage Website Data." Here you'll see how much space each website is taking up.

Click "Remove All" to start fresh. You might have to log in to websites again, but the speed gain is worth it. For system cache, you can check the ~/Library/Caches folder, but be careful with manual deletion.

Step 4: Empty the Trash Consistently

Files in the Trash still take up space on your drive. Many users regularly forget to empty it. Click the Trash icon in the Dock and choose "Empty Trash." Make it a habit to do this weekly.

You can also set the Trash to automatically delete items that have been in the Trash for more than 30 days. Go to Finder Preferences and enable this option for automatic maintenance.

Step 5: Minimize Desktop

This is the most underrated tip: every file on your desktop uses RAM. The system needs to generate and maintain a preview for each icon. Dozens of files on your desktop can have a noticeable impact on performance.

Create folders for different projects and move files from your desktop to them. Keep a maximum of five to ten items on your desktop. A tidy desktop not only makes working more pleasant, it actually makes your Mac faster.

Additional optimization tips

Use cloud storage smartly

If local storage remains scarce, consider cloud storage. iCloud can automatically move older files to the cloud while keeping them accessible. Go to System Preferences > Apple ID > iCloud and check "Optimize Mac Storage." This works especially well for photos and documents you don't need daily.

Alternative services like Dropbox or Google Drive offer similar functionality. The advantage: your files are securely stored and accessible from multiple devices.

Consider external storage

For large media files like videos or music projects, an external drive is ideal. Modern SSDs via USB-C or Thunderbolt are almost as fast as internal storage. Move project archives and large media files to external storage to keep your internal drive free for the operating system and active projects.

When is replacement necessary?

Sometimes, cleaning isn't enough. If your Mac is over five years old and still runs slow after a thorough cleaning, a hardware upgrade or replacement might be worthwhile. A refurbished model offers a sustainable and affordable alternative to a brand new device.

When purchasing a processor, pay attention to its specifications. Apple's newer M1 and M2 chips offer significantly better performance than older Intel processors. RAM also plays a significant role: a minimum of 8GB of RAM is recommended these days, and 16GB for more intensive use.

Preventive maintenance

After cleaning, you naturally want to prevent your Mac from filling up again. A few preventative measures will help keep your system clean. Only install software you really need. Use macOS's automatic cleanup features, such as automatically emptying the Trash.

Set aside time each month for a quick cleanup. Fifteen minutes of maintenance will prevent hours of major cleaning later. Keep an eye on your desktop and downloads folder, as this is where clutter accumulates most quickly.

This approach will keep your MacBook running smoothly for years to come without expensive upgrades. Investing time in regular maintenance will pay off in better performance and less frustration while working.

Get your MacBook running smoothly again

So a slow MacBook isn't a doomsday scenario. With these five steps—cleaning up apps, tackling downloads, emptying the cache, managing the trash, and especially minimizing that desktop —you'll get your Mac running smoothly again. The secret is regular maintenance: a fifteen-minute monthly cleanup will prevent months of frustration.

Is cleaning no longer effective and is your Mac older than five years? Then a refurbished MacBook could be the answer. But start with that digital cleanup first. You'll notice the difference immediately.

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