{"id":24622,"date":"2025-11-10T01:18:03","date_gmt":"2025-11-10T01:18:03","guid":{"rendered":"https:\/\/www.itarian.com\/blog\/?p=24622"},"modified":"2025-11-10T01:18:03","modified_gmt":"2025-11-10T01:18:03","slug":"how-to-clear-pc-cache","status":"publish","type":"post","link":"https:\/\/www.itarian.com\/blog\/how-to-clear-pc-cache\/","title":{"rendered":"Boost Performance and Security by Learning How to Clear PC Cache"},"content":{"rendered":"
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Has your computer ever felt sluggish, unresponsive, or took forever to load a site? Understanding how to clear PC cache<\/strong> is an essential skill for IT managers, cybersecurity professionals, CEOs\/founders and any user who values both speed and security. Cache files\u2014temporary data stored by applications, the operating system, and browsers\u2014can help performance but also cause issues when they build up or become corrupted.<\/p>\n

This detailed article guides you through the reasons to clear cache, the main cache types (browser, system, DNS, app-specific), and step-by-step instructions to clear each on Windows PCs. You\u2019ll also learn best practices to make cache clearing part of your regular maintenance program for optimal system health.<\/p>\n

What Is \u201cCache\u201d and Why Does It Matter?<\/h2>\n

Cache is temporary storage designed to speed up tasks by keeping shortcuts to frequently used data. For example, when you visit a website, your browser may save parts of that site (images, scripts, layout) so it loads faster next time.<\/p>\n

Key points about cache:<\/h3>\n
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  • \n

    It speeds up performance when used correctly.<\/p>\n<\/li>\n

  • \n

    Over time, cache can become excessive, outdated, or corrupted and slow things down.<\/p>\n<\/li>\n

  • \n

    In a security context, old cached data may retain sensitive info or help malware operate under the radar.<\/p>\n<\/li>\n

  • \n

    Clearing cache helps free storage, fix glitches, and ensure updated data is used.<\/p>\n<\/li>\n<\/ul>\n

    Thus, knowing how to clear PC cache is more than just maintenance\u2014it\u2019s about stability, performance and protecting endpoint integrity.<\/p>\n

    Types of Cache You Should Clear<\/h2>\n

    Before clearing, understand the kinds of cache your system holds:<\/p>\n

    1. Browser Cache<\/h3>\n

    Stored by web browsers; improves page-load times but may cause outdated content display or privacy issues.<\/p>\n

    2. System Temporary Files<\/h3>\n

    Operating system stores temporary files during updates, installs, or normal usage; these may pile up and degrade performance.<\/p>\n

    3. DNS Cache<\/h3>\n

    Your PC stores DNS lookups for faster internet access. Corrupted entries may cause connectivity issues.<\/p>\n

    4. App or Program Cache<\/h3>\n

    Applications (especially games, productivity software) keep caches\u2014shader or resource caches\u2014that may need clearing when faulty.<\/p>\n

    5. Thumbnail\/Icon Cache<\/h3>\n

    Windows stores previews for files and directories; a large or corrupt cache can slow down File Explorer.<\/p>\n

    By addressing all cache types, you\u2019re engaging a holistic clean-up rather than just clearing browser data.<\/p>\n

    How to Clear PC Cache on Windows: Step-by-Step<\/h2>\n

    This section provides detailed steps for Windows 10\/11 to clear various caches.<\/p>\n

    Step 1: Clear System Temporary Files<\/h3>\n
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    1. \n

      Open Settings<\/strong> \u2192 System<\/strong> \u2192 Storage<\/strong>.<\/p>\n<\/li>\n

    2. \n

      Click Temporary Files<\/strong>.<\/p>\n<\/li>\n

    3. \n

      Review options like Temporary files, Downloads, Recycle Bin and check what you want to remove.<\/p>\n<\/li>\n

    4. \n

      Click Remove files<\/strong>.<\/p>\n<\/li>\n<\/ol>\n

      This helps reclaim space and remove stale OS data.<\/p>\n

      Step 2: Use Disk Cleanup Utility<\/h3>\n
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      1. \n

        Press Windows Key + R<\/strong>, type cleanmgr<\/code>, and press Enter<\/strong>.<\/p>\n<\/li>\n

      2. \n

        Select drive (usually C:).<\/p>\n<\/li>\n

      3. \n

        Click Clean up system files<\/strong> for deeper clean.<\/p>\n<\/li>\n

      4. \n

        Check items like \u201cTemporary Internet Files\u201d, \u201cSetup log files\u201d, \u201cThumbnails\u201d, \u201cOld Windows installation\u201d if present.<\/p>\n<\/li>\n

      5. \n

        Click OK<\/strong>, then Delete Files<\/strong>.<\/p>\n<\/li>\n<\/ol>\n

        This method is reliable and built-in.<\/p>\n

        Step 3: Clear Browser Cache<\/h3>\n

        For example in Chrome:<\/p>\n

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        1. \n

          Open browser, click three-dot menu \u2192 More tools \u2192 Clear browsing data<\/strong>.<\/p>\n<\/li>\n

        2. \n

          Select \u201cAll time\u201d for time range.<\/p>\n<\/li>\n

        3. \n

          Check \u201cCached images and files\u201d. Optionally uncheck cookies so you don\u2019t lose logins.<\/p>\n<\/li>\n

        4. \n

          Click Clear data<\/strong>.<\/p>\n<\/li>\n<\/ol>\n

          Repeat for your browsers (Edge, Firefox, etc.). Browser cache matters for faster surfing but can hinder when bloated or outdated.<\/p>\n

          Step 4: Flush DNS Cache<\/h3>\n
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          1. \n

            Press Windows Key + R<\/strong>, type cmd<\/code>, press Ctrl + Shift + Enter<\/strong> to open elevated Command Prompt.<\/p>\n<\/li>\n

          2. \n

            Type ipconfig \/flushdns<\/code> and hit Enter.<\/p>\n<\/li>\n

          3. \n

            You\u2019ll see confirmation like \u201cSuccessfully flushed the DNS Resolver Cache\u201d.<\/p>\n<\/li>\n<\/ol>\n

            This step resolves network-related caching issues.<\/p>\n

            Step 5: Clear Microsoft Store Cache & App Data<\/h3>\n
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            1. \n

              Press Windows Key + R<\/strong>, type wsreset.exe<\/code>, press Enter. A blank window opens and closes\u2014this resets Store cache.<\/p>\n<\/li>\n

            2. \n

              For other apps, check the app\u2019s settings or %localappdata%<\/code> folders and delete cache or temp subfolders safely.<\/p>\n<\/li>\n<\/ol>\n

              Step 6: Automate Cache Maintenance<\/h3>\n
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              1. \n

                Go to Settings \u2192 System \u2192 Storage \u2192 Storage Sense<\/strong>.<\/p>\n<\/li>\n

              2. \n

                Toggle On<\/strong>, configure when temporary files are removed (e.g., every day, week, month) and include the Recycle Bin and Downloads folder as needed.<\/p>\n<\/li>\n

              3. \n

                Optionally schedule a script or batch file via Task Scheduler to run cleanmgr<\/code> or other cleaning commands on a regular basis.<\/p>\n<\/li>\n<\/ol>\n

                Automation ensures you\u2019re not always doing manual clean-ups.<\/p>\n

                Best Practices & Safety Tips for Cache Clearing<\/h2>\n

                While clearing cache is beneficial, you should proceed carefully.<\/p>\n