How to Fix Spotify Error Code 18 on Windows 10 & 11

By ChesterUpdated on July 24, 2026

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Spotify is a great music streaming service for working, studying, or even DJing at a party. However, some users run into problems when installing or opening the app on their computer. One common issue is Spotify Error Code 18 on Windows, which can cause the installer to fail or make Spotify crash. You may see messages like "The installer is unable to install Spotify (Error Code 18)" or "The files to be written are in use." If you're confused or stuck with this problem, don't worry. In this guide, we will show you how to fix Spotify Error Code 18 on Windows 10 & 11 step by step.

CONTENTS

Part 1. Understanding Spotify Error Code 18

Spotify Error Code 18 commonly appears when there is an issue during the software installation on a Windows computer. Since Windows comes with a built-in tool called Device Manager, this kind of error can often be identified quickly. Similar errors may also occur when installing other programs.

Part 2. Causes and Common Signs of Spotify Error Code 18

1. Causes of Spotify Error Code 18

Spotify Error Code 18 can occur for several reasons, including:

• The installation fails or the installer files are damaged
• Malware or viruses prevent Spotify from running properly
• Windows registry errors caused by installing or uninstalling Spotify
• Important Spotify-related files are missing or deleted

2. Common Symptoms of Spotify Error Code 18

When Spotify Error 18 happens, you may notice the following issues:

• A pop-up message showing "Spotify Error Code 18"
• Your computer crashes during installation or while Spotify is running
• Windows freezes and stops responding
• Keyboard input becomes slow or unresponsive

Part 3. Official Solution to Fix Spotify Error Code 18

Now that you know what Spotify Error Code 18 is, let's look at how to fix it. Below are some easy ways to solve Spotify Error Code 18 on Windows.

Solution 1. Scan for Viruses or Malware

Use a trusted antivirus program to check your computer. For example, open McAfee Antivirus Plus and run a Quick Scan or Full Scan. The software will find and remove any harmful files automatically.

Solution 2. Fix Spotify Error Code 18 with MSConfig

Step 1. Press Win + R, type msconfig, and click OK.

Step 2. In the System Configuration window, go to Services, click Disable all, then click OK.

Step 3. Restart your PC. After restarting, open msconfig again, click Enable all, and restart once more. This often fixes the problem.

Solution 3. Fix Spotify Error Code 18 Using Registry Editor

Step 1. Type Command Prompt in the Windows search box. Right-click it and choose Run as administrator.

Step 2. Type regedit and press Enter. Click Yes when asked.

Step 3. In Registry Editor, click File > Export, choose a folder, and save a backup file. This keeps your system safe before making changes.

Solution 4. Reinstall the Network Adapter

Step 1. Press Win + R, type hdwwiz.cpl, and click OK.

Step 2. Open Network adapters in Device Manager, right-click your adapter, and select Uninstall device. Restart your computer and reconnect to the internet.

Solution 5. Change DNS Settings Manually

Step 1. Go to Control Panel > Network and Internet > Network and Sharing Center

Step 2. Click your network and choose Properties

Step 3. Select Internet Protocol Version 4 (TCP/IPv4) and click Properties

Step 4. Choose Use the following DNS server addresses

Step 5. Enter:

• Preferred DNS: 8.8.8.8
• Alternate DNS: 8.8.4.4

Step 6. Check Validate settings upon exit and click OK

Solution 6. Run System File Checker

Step 1. Click Start and type Command Prompt.

Step 2. Press Ctrl + Shift + Enter to open it as administrator.

Step 3. Click Yes, type sfc /scannow, and press Enter.

Part 4. Best Way to Fix Spotify Error Code 18 on Windows 10 & 11

After following the steps above, you should be able to fix Spotify Error Code 18 successfully. Still, Spotify Error Code 18 can occur not only during installation but also while Spotify is running. This may lead to unexpected data loss, especially for downloaded tracks. To avoid this risk, backing up your Spotify music regularly is highly recommended.

UkeySoft Spotify Music Converter works on both Windows and Mac computers and comes with a built in Spotify web player for stable performance. It lets you convert Spotify music to MP3, M4A, AAC, FLAC, WAV, or AIFF and save the files locally. Moreover, all music is kept in original quality up to 320kbps with full ID3 tags, making it easy to manage and protect your music collection.

Learn More >>

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• Fix Spotify Error Code 18 and other issues.
• Works on Windows and Mac computer.

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Tutorial: How to Download Spotify on Computer Locally

The process is very easy. Just install the program on your computer and follow the steps below.

Conclusion

In conclusion, this guide shared several effective ways to fix Spotify Error Code 18 on Windows 10 & 11. To avoid future problems caused by Spotify Error Code 18, it is a good idea to use UkeySoft Spotify Music Converter to save Spotify songs as local files for backup on any device. This helps reduce the impact of Spotify errors and keeps your music safe.

Windows 7 or later on 64bit required

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Chester

Chester has always had great enthusiasm for writing, programming and web development. He likes writing about software and technology, his works are featured on some tech blogs or forums like Tom's Hardware, CNET, etc.

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