Learn the essential steps to add the Grammarly extension to Mozilla Firefox. This guide helps you boost your productivity with professional writing and grammar.

Introduction

This comprehensive guide walks you through the step-by-step procedure to add the Grammarly extension to Mozilla Firefox.

Open the Firefox browser and click the Extensions icon, as illustrated in Figure 1 below.

Figure 1: Firefox Extension Dashboard Screen
Figure 1: Firefox Extension Dashboard Screen

Scroll down to the bottom of the page and click the Find more add-ons button, as illustrated in Figure 2 below.

Figure 2: Firefox Extension Dashboard Screen
Figure 2: Firefox Extension Dashboard Screen

You will be redirected to the extension add-ons dashboard by clicking the button, as illustrated in Figure 3 below.

Figure 3: Firefox Extension Add-on Dashboard Screen
Figure 3: Firefox Extension Add-on Dashboard Screen

Click the search icon and type ‘Grammarly’; you will find the extension in the dropdown list, as illustrated in Figure 4 below.

Figure 4: Firefox Extension Add-on Search Screen
Figure 4: Firefox Extension Add-on Search Screen

Click the link ‘Grammarly: Grammar Checker and AI Writing App’, as illustrated in Figure 4 above. You will be redirected to the ‘Grammarly’ extension dashboard page, as shown in Figure 5 below.

Figure 5: Firefox Add-on Grammarly Extension Dashboard Screen
Figure 5: Firefox Add-on Grammarly Extension Dashboard Screen

Click the Add to Firefox button on the screen, as illustrated in Figure 5 above, and a pop-up window will appear to grant permission, as shown in Figure 6 below.

Figure 6: Firefox Add-on Grammarly Extension Permission Pop-up Screen
Figure 6: Firefox Add-on Grammarly Extension Permission Pop-up Screen

Click the Add button, as illustrated in Figure 6 above, and Firefox will install the extension for you. Once installed, you will be redirected to the activation page, as shown in Figure 7 below.

Figure 7: Firefox Grammarly Extension Activation Screen
Figure 7: Firefox Grammarly Extension Activation Screen

Click the Got it. Activate Grammarly! button, as illustrated in Figure 7 above, and you will be redirected to the activation screen, as shown in Figure 8 below.

Figure 8: Firefox Grammarly Extension Activation Screen
Figure 8: Firefox Grammarly Extension Activation Screen

Enter your email address and click the Agree and Sign up button, as illustrated in Figure 8 above. You can also use your Google, Facebook, or Apple IDs for single sign-on. After successful sign-on, you will be redirected to the dashboard, where you can customize the services, as illustrated in Figure 9 below.

Figure 9: Firefox Grammarly Extension Dashboard Screen
Figure 9: Firefox Grammarly Extension Dashboard Screen

You can also click the Grammarly extension icon from the browser bar to open the manage screen, as illustrated in Figure 9 above.

Conclusion

As you can see, installing the Grammarly browser extension to Mozilla Firefox is incredibly simple and only takes a few clicks. You can also install this free Grammarly browser extension to Chrome, Edge, or Safari, the steps are nearly identical. This will help your writing be more grammatically correct.

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