How to fix the "ISDONE.DLL" error when installing games in Windows 10, 8 and 7

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Philippe Gloaguen
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Having trouble installing a game or application? Today we will teach you how to fix “ISDONE.DLL” error when installing games in Windows 10, 8 and 7, a common mistake during installations.

On the other hand, if you are having trouble running a game instead, you should know how to fix d3dx9_43.dll file missing error in Windows, another inconvenience that can be a nightmare for PC gamers.

Causes of 'ISDONE.DLL' error

The "ISDONE.DLL" error usually appears when installing video games or other programs. The error might sound complicated, but it usually refers to something very simple, space. In fact, the 'ISDONE.DLL' error appears when there are space problems or memory.



In most cases the 'ISDONE.DLL' error will appear when the hard drive does not have enough space to continue with installing a game. Of course, the error is rare, as most of the time games or programs check the required space.

In any case, if for some reason the installation starts and there is less space in the middle of it to install the program, the error 'ISDONE.DLL' will be displayed. It should be noted that this error can also appear in case the RAM memory is insufficient.

As you can imagine, most of the time the solution is very simple, in any case we will talk about it in more detail below.

How to fix the "ISDONE.DLL" error when installing games in Windows 10, 8 and 7

Knowing that in most cases the 'ISDONE.DLL' error refers to a storage problem, the most sensible thing to do is to consider freeing up space on your computer. In turn, you should also consider RAM.



Free up space on your hard drive

In fact, the simplest and most effective solution when 'ISDONE.DLL' error appears is to free up space on your hard drive. Therefore, if you plan to install a large program or game, this is important have the necessary storage space.

For example, if a game is 64GB, make sure you have that space before installing. In fact, it is highly recommended that you have more space than needed to install the programs. Going back to the 64Gb example, it wouldn't be bad if you tried to save around 75GB.

Many times, the file decompression process takes up more space than what is seen during installation. Therefore, it is always prudent to have more space available where it is needed. Remember, freeing up space on your Windows PC's hard drive usually resolves the “ISDONE.DLL” error.

Check the RAM

If, on the other hand, the error does not appear due to lack of storage, then it could be due to lack of RAM. You need to understand that, like our hard drive storage, RAM memory can get full.

Therefore, if you are using your computer at the time of installation, make sure that the RAM memory is not filling up. For this you can use the task manager. Even so, surely when installing any application, it is best not to use the computer.

Please be patient, complete the installation and wait for it to complete before using your computer. Again, you will avoid using RAM that may require installation.


On the other hand, if the problem is really very persistent, check if the installation it uses more RAM than you have. If so, it is recommended that you know how to change your PC's RAM memory modules and consider installing more RAM in your computer.


Other considerations

It is not common, but many times a virus is able to fill our storage space, creating fake files. Therefore, if you see that after freeing up space you from new crowded, you should consider installing a free or paid antivirus.


In turn, if for some reason it is difficult for you free up storage space, remember there are some tools you can use. In any case, be aware that you have an antivirus or make sure that Windows Defender is activated and fully operational.

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