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Are you bothered by the Isdone.dll error? This error often happens when installing large size of a game file on PC. How to fix Isdone.dll error? In today’s article, MiniTool will provide you with 9 accessible methods to fix it.

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What Causes the Isdone.dll Error Windows 10

To give you better graphics and faster play experience, most games nowadays like Call of Duty and Red Dead redemption require much storage space to run. So, sometimes you may fail to install the large game files on PC due to not enough space in your RAM memory or on the hard disk.

In addition, other possible factors are responsible for the Isdone.dll error Windows 10 as well. Here we summarize them as follows:

You should check if there are errors or bad sectors in your RAM or hard disk. This is because a faulty storage device also can trigger the Isdone.dll error.
Some applications and games require the Unarc.dll file to start properly. If this file goes corrupted or missing, you may receive the error message “isdone.dll error unarc.dll error-1l”.
If there are problems with your system files, the game files will fail to access your Windows PC. That may lead to Isdone.dll error.
To protect your computer against malware, sometimes Windows Firewall and your virus software block the game from installing. For this, you can check if it is useful by disabling the Firewall temporarily.
Third-party or startup items are in conflict with your installation. For this, you can try running a clean boot.

Now, let’s see how to fix Isdone.dll error Windows 10.

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Method 1. Increase the Amount of Virtual Memory or Page File

Windows Page File or Virtual Memory is extracted from the hard disk. It can be used to deal with the data that your PC’s RAM cannot be able to process entirely. So, increasing the amount of the Page File or Virtual Memory can save more RAM memory, which can resolve the Isdone.dll error.

Here are detailed steps to increase the Page File or Virtual Memory.

Step 1. Press Win + R keys to open the Run box, type sysdm.cpl and hit Enter to open the System Properties window.

Step 2. In the pop-up window, navigate to the Advanced tab, and then click the Settings button in the Performance section.

Step 3. In the Performance Options window, navigate to the Advanced tab and click the Change button in the Virtual memory section.

Step 4. Uncheck the Automatically manage paging file size for all drives box at first. Then select the Custom size ration button, you can type the increased value in the Initial size and the Maximum size areas. Now, click OK.

Tip: For most games, 2.5GB is enough. So, here we set the value spectrum is 400MB to 3000MB (Which is around 2.5GB).

Step 5. Exit the window and restart your computer.

After that, you should increase the size of available memory, which can help you install the game as required without the Isdone.dll error codex.

Method 2. Increase the Space of Your Hard Drive

In addition to increasing the memory size, you should make sure there is enough hard drive space as well. Dr dre the chronic 1992 download zip. Here is a simple way that can help you create more hard drive space directly. That is to extend the partition that you want to save your game files in.

Usually, you may extend the partition in Disk Management. However, according to reports, lots of users encounter the problem “Extend Volume Grayed out”. So, you may consider a free alternative to increase the hard drive space quickly.

Here MiniTool Partition Wizard Free Edition can help you to do that easily. This is a professional partition manager trusted by millions of users around the world. You can use it to perform disk benchmark, restore lost data and so on.

Now, let’s see how to extend partition with this tool.

Step 1. Launch this program to get its main interface. Then select the partition that you want to extend and click Move/Resize Partition feature on the left pane.

Step 2. In the pop-up window, drag the handle rightward to increase the hard drive space. You can also move the whole partition handle to change its location. After that, click OK.

Step 3. Click Apply on the top of the right corner to execute the change.

After you extend the partition, you can try installing the game and check if the Isdone.dll error Windows 10 still persists. Well, this is just one of the most common methods to create more hard drive space. If you want to know more ways, you can read this post: 10 Ways to Free up Disk Space in Windows 10.

Method 3. Check RAM Memory for Errors

As mention above, a broken RAM also can lead to the Isdone.dll error. If you still fail to install the game after increasing the memory space, it is necessary for you to check if your PC’s RAM memory is fine.

To test your RAM, you can use the built-in tool Windows Memory Diagnostic. Besides, you can also utilize other third-party tools like Memtest, memtest86 and etc. More detailed information you can read this post in which we provide the full guide.

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Method 4. Check Hard Disk for Errors

Checking your hard disk is also of equal importance. Just like RAM errors, hard drive errors might cause the Isdone.dll error Windows 10. You can follow these steps to check your hard drive.

Step 1. Right-click the Start button and select Command Prompt (Admin) from the list menu.

Step 2. In the elevated command prompt, type chkdsk C: /f command and hit Enter. (Replace C with the drive letter of your hard drive that you install the game on. In most case, it is installed in C drive if you had never changed the installation path).

Now, this tool will scan and fix all hard drive errors automatically. After that, you can try installing the game and check if the Isdone.dll error codex is fixed.

Alternative, you can use the Check File System feature of MiniTool Partition Wizard Free Edition to check and fix the logical errors on your hard drive with ease.

Method 5. Re-register the Isdone.dll File

If the Done.dll and Unarc.dll files get corrupted or missing, you may encounter the error. Re-registering the files on your system could help you resolve it. Here’s how to re-register these DLL files.

Step 1. Open the Command Prompt (Admin). And then type the regsvr32 isdone.dll command in the elevated command prompt and hit Enter.

Step 2. After re-registering the isdone.dll file, type the regsvr32 unarc.dll and hit Enter to re-register the unarc.dll file.

Step 3. Restart your computer, try installing the game or application and see if it is useful to fix isdone.dll error unarc.dll error-1l.

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Unarc.dll Error Code 12