In order for MightyText to function properly, it needs to set cookies.

See the instructions below for your browser.

Google Chrome:

1) In the Chrome address bar, enter this:   chrome://settings/content

2) Make sure "Allow local data to be set (recommended)" is selected.

3) Make sure "Block third-party cookies and site data" is NOT checked, then click "Done".

4) Reload the MightyText Web App on your computer.

NOTE: If you don't want to allow cookies,  to add an exception if you only want to allow MightyText, click "Manage Exceptions... ", and add the following Hostname Patterns: textyserver.appspot.com AND mighty-app.appspot.com AND mightytext.net.  Set behavior to "Allow" for these exceptions

Firefox:

1) On the menu bar, click on the Firefox menu and select Preferences

2) Select the Privacy panel.

3) Set Firefox will: to Use custom settings for history.

4) Make sure Accept Cookies from sites, and, Accept third-party cookies boxes are checked

OR, to add an exception if you only want to allow MightyText, then click the Exceptions button, and add https://textyserver.appspot.com AND https://mighty-app.appspot.com and click Allow

5) Reload the MightyText web app


Safari:


As of November 2019, MightyText is incompatible with Safari. We highly encourage you to download our Desktop App for Mac

Internet Explorer (IE9 and IE10)

1 - In IE, Click the Settings icon, then select Internet Options 

2 - Select the Security tab

3 - Click the Green Trusted Sites icon, then the Sites button

4 - Under "Add this website to the zone:", type in https://textyserver.appspot.com, then hit Add. Then, also add https://mightytext.net and https://mighty-app.appspot.com, and  to this same list.  Then hit Close, then OK. (please double check that you have typed in these URLS exactly, with the https)

5 - Make sure the box "Require server verification (https:)... " is UNCHECKED 

6 - Restart the IE9 or IE10 browser, then Launch MightyText Web App