This option allows you to view the existing Price List based on Stock Groups or Stock Category in edit mode, here you are allowed to change the various information.
To alter a Price List based on Stock Groups,
Go to Gateway of Tally > Inventory Info. > Price List > Stock Groups
Select the required Stock Group Name from the List of Stock Groups.
Select the required Price Level from the List of Price Levels.
Change the Applicable From date, as required.
Follow the same procedure as discussed in Creating a Price List, to alter the Price Lists.
Note: Similarly you can alter the Price List based on Stock Category.
To view all the Stock Items under the selected Price Level, click on F12: Configure and set the option Show all Items for Price Level to Yes.