How to fix DNN 7 Unable to go to edit mode issue

Auto-Install Applications > DotNetNuke
You might have issue to go to edit mode if you install DNN 7 to your hosting account manually ,  when you click 'Go to edit mode' it just refresh but wont redirect to edit mode.
 

You can set your site to 'runAllManagedModulesForAllRequests', just follow the instructions below to do it:

1. backup your web.config

2. Open your web.config in a text editor

3. Find the <system.webserver><modules> section in the web.config file .

4.  If the <modules> section says <modules runAllManagedModulesForAllRequests="false"> change it to <modules runAllManagedModulesForAllRequests="true">  
OR
 if it just says <modules>, change it to <modules runAllManagedModulesForAllRequests="true">  

5. Save the config file.

6. Refreshing your dnn site and it should be fine.