Magento set default quantity is set to 0 which is quite confusing. You could change the default quantity to 1 or any number by following steps:

      Go to System >> Configuration >> Inventory >> Product Stock Options
      At the “Minimum Qty Allowed in Shopping Cart” click on “Add Minimum Qty” button
      Select Customer Group and enter the default quantity

 

Difficulty level: Easy
Recurring Risk: No

 Want us to do this for you? It takes about 1 hour depending on the size of site.
Skill level required – Expert level
Our rate is $20 per hour ( min. 2 hours)
Call us at: +65 6511 4585 (Office hours)
Message us at: +65 8263 1460 (24 hours)
Email us at: [email protected]
Visit our website at: www.dyontech.com