The feature of Guest account access gives you alternative internet connectivity for your guests without compromising the confidentially of the main network.
The guest network SSID is the same as it is for the main Wireless network Name (SSID) but is followed by the suffix as –guest in the settings on the page my router login. It becomes the separate network which prevents the guest users from accessing any device on the main network.

To manage the guest account for Linksys Router using Linksys smart wifi you have to follow the steps mentioned here.
Step 1:-Access the Linksys cloud account for your network from my router login.
Step 2:-From the left side navigation panel you have to click on Guest access which you can find under Smart wifi tools.
Step 3:-To enable for disabling the guest network feature from ON/OFF switch if it is not yet set up.
Step 4:-Click on the edit option from the list and enter the desired guest network name and the password in the appropriate fields. Here it is recommended that you have to keep the suffix as -guest at the end of the name.
Step 5:-The total guests allowed from the drop-down menu you have to specify the total number of guests who can access the network. You can select the minimum 5 and maximum of up to 50 guests who can access your main network.xbox one gaming device

Step 6:-Here you have to click on the OK to save the settings on the page my router login.
Guests connected to your guest network using whatever methods they typically use to connect to a wireless network. Once they connected have them access by entering the guest network password with open the browser and you will get the prompt space to enter the password here.