Avoid These Common Mistakes While Clearing Cache on Your Mac Featured Image

Clearing Cache on Your Mac: Avoid These 5 Common Mistakes

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Last updated: September 6, 2023

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Clearing cache is a crucial Mac maintenance task that can enhance the browsing experience, boost system performance, and resolve technical issues. Although clearing the cache on Mac is no rocket science, like any technical process, it’s easy to make mistakes that can lead to unintended consequences or render the entire endeavor ineffective.

In this article, I will highlight five common mistakes Mac users often make when clearing their cache files and provide valuable insights on avoiding them. By learning about the common mistakes to avoid when clearing cache on your Mac, you can avoid slow page load times, broken links, or missing images on your favorite website.

Before We Begin

Clearing cache can improve your device’s performance, but manually clearing the cache files is risky since you may delete an important file accidentally. To avoid such an unfortunate situation, use MacKeeper to clear the cache quickly and effectively without deleting important files.

Clear Cache on Your Mac Using MacKeeper

MacKeeper is a third-party software designed to optimize and improve your Mac’s performance. One of its features is the ability to clear various cache files that can accumulate over time and slow down the computer’s performance.

Using MacKeeper’s Safe Cleanup, you can clear the cache files for your system, web browsers, and user applications. The software also provides options for selectively clearing cache files based on specific categories, such as system logs or language caches.

Here’s how to clear cache on your Mac using MacKeeper:

  1. Download and install MacKeeper on your Mac.
  2. Open MacKeeper and click Safe Cleanup in the left sidebar.
click safe cleanup under the cleaning section
  1. Click Start Scan.
click start scan in safe cleanup
  1. Wait for the scan to complete, and select the junk files you want to delete. You can also click Check All to select all.
select junk files to remove or click check all
  1. Click Clean Junk Files.
tap clean junk files for 
Clearing Cache on Your Mac
  1. A Cleaning Completed notification will appear with the size of junk files removed. Click Rescan to run the scan again.
click rescan in safe cleanup

What Else Can MacKeeper Do?

Besides clearing cache on your Mac, MacKeeper can do other system optimization tasks, like scanning your Mac for virus, freeing up RAM, deleting duplicate files, and stopping pesky ads and pop-ups. Check out my MacKeeper review to learn more about its amazing features. 

5 Common Mistakes to Avoid When Clearing Cache on Your Mac

Clearing cache on your Mac is a common practice to resolve software and browsing issues, but it’s essential to approach it carefully. While clearing caches can improve performance and troubleshoot problems, users often make several common mistakes during the process.

By avoiding these mistakes, you can ensure a smoother cache-clearing experience and minimize any potential negative impacts. In this section, I’ve explained five common mistakes to avoid when clearing cache on your Mac.

1. Clearing All Cache Indiscriminately

One mistake people often make is clearing all caches without considering the consequences. Caches are temporary storage areas that store data to improve performance. Clearing all caches can lead to slower performance and your Mac running slow as the system has to rebuild the cache from scratch.

It’s important to identify the specific cache causing the problem and clear only that. To avoid clearing all cache indiscriminately, you can follow these steps:

a. Identify the Caches You Want to Remove

Before proceeding with clearing cache on your Mac, it’s crucial to identify the specific caches you want to remove. Instead of taking a blanket approach and clearing all caches, consider narrowing down the scope to those directly related to the issue you’re experiencing.

For instance, if you’re facing problems with a particular website, focus on clearing the cache for that specific site instead of clearing all browser cache on your Mac.

By targeting specific caches, you minimize the risk of inadvertently deleting important data and settings unrelated to the problem. This targeted approach ensures a more efficient and effective cache-clearing process.

b. Utilize the Browser’s Built-in Tools to Clear Cache Files

Most modern browsers have built-in tools specifically designed for clearing cache on your Mac. You should use these tools instead of manually deleting cache files because they offer a convenient and reliable way to clear caches while preserving important data and settings.

They are designed to identify and remove redundant or outdated cache files, optimizing performance without compromising vital information. By using the browser’s built-in cache-clearing tools, you can ensure a smoother and safer cache-clearing process.

2. Clearing Cache Too Frequently

Another mistake people make is clearing the cache too frequently. While clearing the cache can help free up space and improve browsing performance, doing it too often can negatively impact it.

When you clear the cache, the system needs to rebuild it, which can temporarily impact performance. If you clear the cache too frequently, you may notice slower loading times for websites or applications as they need to retrieve data from scratch.

Unnecessarily clearing cache on your Mac negates the purpose of caching, which is to store frequently accessed data for faster retrieval. To avoid this, you should limit the amount of cache storage allocated to the browser.

Follow these steps to adjust the cache storage size:

  1. Click the Apple icon and select System Settings.
click the apple icon and select system settings
  1. In System Settings, click General and select Sharing.
click general and select sharing
  1. Here, toggle on the Content Caching switch.
toggle on content caching
  1. Click the small i icon next to the Content Caching toggle.
click on i button next to content caching
  1. Enter your admin username and password and click Modify Settings.
enter admin id and password
  1. Click the Options button in the new window.
select options in the right bottom corner
  1. Adjust the cache size to your desired limit. It’s important to balance having enough cache storage to improve performance and not allocating too much space that could slow down your system.
adjust the size of cache according to your requirement
  1. Click OK to save the changes and exit the settings menu.
click ok to save settings

3. Ignoring Cache Dependencies

Ignoring cache dependencies is a common mistake that can lead to unexpected behavior and errors. Various applications or systems rely on specific caches to function properly. Clearing these caches without considering their dependencies can disrupt the functioning of other components or applications.

It’s crucial to understand cache dependencies and take necessary precautions to avoid any negative impact. To handle cache dependencies effectively, follow these guidelines:

  1. 🔍 Identify Dependencies: Gain a clear understanding of the cache dependencies in your system or application. This can be done by referring to technical documentation, consulting with developers or support teams, or researching best practices.
  2. 🎯 Prioritize Critical Caches: Identify the caches that are crucial for the proper functioning of your system or application. These may include authentication caches, database query caches, or any cache that stores essential data.
  3. 🤝 Communicate and Coordinate: If you’re part of a development team or working in a collaborative environment, communicate with other team members or stakeholders about cache clearance. Discuss the potential impact and ensure everyone is aware of the dependencies.
  4. 🧪 Test in a Controlled Environment: Before clearing caches in a live production environment, test the clearance process in a controlled or staging environment. This allows you to observe the impact and ensure that other components or applications are not adversely affected.
  5. 📝 Document and Monitor: Maintain a record of cache dependencies and any clearance activities performed. This documentation is a reference point for future troubleshooting and ensures that cache dependencies are considered during regular maintenance or updates.

By understanding and respecting cache dependencies, you can prevent unintended consequences and ensure the smooth functioning of your system.

4. Not Backing Up Important Data Before Clearing the Cache

Not backing up important data before clearing caches is a critical mistake that can result in losing valuable information. While clearing cache on your Mac is typically a safe procedure, there’s a possibility that important data or settings associated with specific applications or websites can be inadvertently deleted.

To prevent the potential loss of crucial information, it’s vital to prioritize data backup before proceeding with cache clearance. To avoid such complications, follow these guidelines for backing up your important data:

  1. 📂 Identify Critical Data: Determine which applications or websites contain important data that you need to back up. This may include saved documents, customized settings, bookmarks, or any other crucial information specific to your usage.
  2. 💾 Use Appropriate Backup Methods: Use suitable backup methods depending on the nature of your data. This can include creating copies on external drives using Time Machine, using cloud storage services or backup software to automate the process.
  3. ✅ Verify the Backup: After performing the backup, ensure the data has been successfully copied and can be accessed if needed. Verify that the backup is complete and error-free to instill confidence in the integrity of your data.
  4. 🧹 Proceed with Cache Clearance: Once you have securely backed up your important data, you can confidently proceed with clearing caches, knowing that your critical information is safely preserved.
  5. 🔄 Regularly Update Backups: Establish a backup routine to maintain up-to-date copies of your important data. Regularly review and update your backup strategy to ensure that any changes or new additions to your critical data are included in the backup process.

5. Confusing Cache with Cookies or Browsing History

Lastly, people often confuse cache with cookies or browsing history. While they all relate to browsing data, they are distinct and serve different purposes.

Cache files are temporary storage for website assets, cookies are small text files that store user data and preferences, and browsing history is a record of visited websites. It’s important to understand the difference and not clear them indiscriminately, as cookies and browsing history can contain important information.

Here’s the table to make you understand the difference between cookies, cache, and browsing history:

CacheCookiesBrowsing History
PurposeDoes not contain personal user information but can reveal browsing habitsTo store user data and preferencesTo keep a record of visited websites
SizeCan range from a few kilobytes to several gigabytesUsually small, up to a few kilobytesCan vary depending on the number of visited websites
LifetimeTemporary, can be cleared by the user or browserCan be set to expire after a specific time or dateCan be cleared by the user or browser
PrivacyDoes not contain personal user informationCan contain personal user informationDoesn’t contain personal user information but can reveal browsing habits
ExamplesCached images, CSS, and JavaScript filesLogin credentials, shopping cart items, and preferencesURLs of visited websites and frequency of visits

Bonus Tip: Not Clearing Cache Regularly

I know I said clearing your cache files too frequently is problematic. But that doesn’t mean you stop clearing them altogether.

Cache files accumulate over time as you browse the internet, use applications, or interact with various systems. As the cache grows, it can consume valuable storage space, potentially leading to decreased system performance.

Additionally, outdated or corrupted cache files may cause conflicts or errors, hindering the proper functioning of applications or websites.

To strike the right balance with clearing cache on your Mac, consider the following:

  1. 🗓️ Frequency: Determine an appropriate frequency for cache clearance based on your usage patterns. Regularly clearing cache on your Mac, perhaps monthly or quarterly, can prevent cache buildup without resorting to excessive clearance.
  2. 🎯 Selective Clearance: Instead of clearing all caches, focus on specific caches that tend to accumulate unnecessary or outdated data. For example, clearing the browser, app, or system cache selectively can target areas where cache buildup is more likely to occur.
  3. 🔄 System and Application Updates: Take advantage of system and application updates as opportunities to clear the cache. Updates often include enhancements or bug fixes related to cache management, and performing cache clearance alongside updates ensures you benefit from the latest optimizations.
  4. 👀 Consider User Experience: Observe any signs of performance degradation, slow loading times, or errors. If you notice persistent issues, consider clearing cache on your Mac during your troubleshooting process.
  5. 💾 Backup Important Data: As mentioned earlier, always back up critical data before clearing the cache. Regularly backing up data ensures you can restore your settings without losing valuable information, even if cache clearance is required.

By incorporating regular cache clearance into your maintenance routine while being mindful of the potential impacts, you can maintain a healthy balance between performance optimization and efficient cache utilization.

Clear Your Mac Cache Like a Pro

Regular cache clearance keeps your system running smoothly, enhances the browsing experience, and ensures you work with the most up-to-date and reliable data. However, you must avoid common mistakes when clearing your cache to ensure the process is effective and does not cause any harm.

To make sure you don’t fall into these traps in the future, here are some tips:

Frequently Asked Questions

  1. Can clearing cache cause any harm to my computer? 

    Clearing cache is generally safe and doesn’t cause harm to your computer. However, some applications may require the cache data to run smoothly, and clearing the cache may cause temporary performance issues or require the application to re-download data.

  2. Will clearing the cache speed up my Mac? 

    Clearing your cache may speed up your Mac by freeing up storage space and reducing the amount of data your computer needs to load. However, it may not result in a significant improvement in performance for all applications.

  3. Do I need a special tool to clear the cache on my Mac? 

    No, you don’t need a special tool to clear the cache on your Mac. You can clear cache manually by accessing the individual application’s settings or using the Terminal app. However, using a third-party tool like MacKeeper can make the process faster and more convenient.

Hashir Ibrahim


I'm Hashir, a tech journalist with a decade of experience. My work has been featured in some of the top tech publications like MakeUseOf and MakeTechEasier. I have a bachelor's degree in IT, a master's in cybersecurity, and extensive knowledge of Apple hardware, specifically MacBooks. As the senior writer at MacBook Journal, I write in depth guides that help you solve any issues you have with your mac and unbiased reviews that help you make the right buying decisions.



Hi there! I'm Ojash, a tech journalist with over a decade of experience in the industry. I've had the privilege of contributing to some of the world's largest tech publications, making my mark as a respected Mac expert. My passion lies in exploring, using, and writing about MacBooks, and I enjoy sharing my expertise to help others make informed decisions and get the most out of their MacBook experience. Join me as we delve into the fascinating world of MacBooks together!

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