How to Edit Speech Recognition Dictionary Words in Windows 10 Using voice commands in Windows 10? Customizing the Speech Recognition Dictionary can significantly improve accuracy, especially if you work with technical jargon or unique terms. In this video, we'll show you how to add and remove words, prevent unauthorized edits, and apply best practices to get the most from Windows Speech Recognition. Before we begin, be sure to subscribe to NinjaOne's IT Video Hub and our YouTube channel for more tech content like this. Windows Speech Recognition & Speech Dictionary Windows Speech Recognition lets users control their PC using voice. This nifty feature is ideal for hands-free use or accessibility needs. To make it more accurate, especially with non-standard words, Windows includes a built-in Speech Dictionary, where you can add, remove or manage custom terms. Keeping the dictionary up to date improves dictation accuracy, removes misrecognized entries, and prevents accidental changes to custom words. How to Edit the Speech Recognition Dictionary Add Words to the Speech Recognition Dictionary First, make sure Windows Speech Recognition is running. This makes it easier for the system to learn your unique vocabulary. Open the Control Panel, go to Ease of Access > Speech Recognition. Click Start Speech Recognition. Right-click the Speech Recognition toolbar or icon in the taskbar. Select Open the Speech Dictionary, then Add a new word. Type or dictate the word you want to add. You can also record how it's pronounced to improve recognition. Click Finish, and you’re done! Delete Words from the Speech Recognition Dictionary Here's how to remove unwanted or incorrect entries. Right-click the Speech Recognition toolbar Select Open the Speech Dictionary Choose Change existing words > Delete a word Select the word, click Next, then Finish. Prevent Changes to the Speech Recognition Dictionary IT Admins can lock the Speech Dictionary to prevent changes. To do so, open Group Policy Editor and then navigate to the following path... Double-click Prevent Users from Adding Words to the Speech Dictionary, set it to Enabled, then apply the changes. You can also lock the dictionary using the registry, but this is recommended for advanced users. If you want to go this route, make sure to carefully follow the instructions we've outlined in our blog. Customizing the Speech Dictionary is a quick win for improving voice input on Windows 10. Just make sure to regularly review and update entries and back up the dictionary before any major updates. For more information, check out our official blog post on how to edit speech recognition dictionary words in Windows 10 linked in the description below. Be sure to subscribe to NinjaOne's IT Video Hub and our YouTube channel for more tech content like this.