DIR-620S  Wireless N300 Router with 3G/LTE Support and
USB Port
User Manual
Configuring via Web-based Interface
The following buttons are also available on the page:
Control Description
Factory
Click the button to restore the factory default settings. Also you can 
restore the factory defaults via the hardware RESET button (see the 
Back Panel section, page 16).
Backup
Click the button to save the configuration (all settings of the router) 
to   your   PC.   The   configuration   backup   will   be   stored   in   the 
download location of your web browser.
Restore
Click the  button and  follow the  dialog box  appeared  to  select a 
previously   saved   configuration   file   (all   settings   of   the   router) 
located on your PC and upload it.
Save
Click the button to save settings to the non-volatile memory.
The router saves changed settings automatically. If changed settings 
have not been saved automatically, a notification is displayed in the 
top right part of the page.
Reboot
Click the button to reboot the device. All unsaved changes will be 
lost after the device's reboot.
In the Idle time field specify a period of inactivity (in minutes) after which the router completes 
the session of the interface. By default, the value 5 is specified. Then click the SAVE button.
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