Yes. You can upload multiple E-Aadhaar files in single order and also choose multiple copies of same card. At the time of uploading the file you can select the number of copies or you can use Edit button to change quantity after uploading.
Yes. When you place the order, your files will be saved into secured servers. We get many orders every day and we have continuous process of printing and shipping. Our employees will not have direct access to your pdf file. We will not share your Aadhaar details to anyone and you can be confident to upload your file.
After registering for Aadhaar number by giving your biometric details you would have received Aadhaar paper card by post from UIDAI. Apart from that card you can also download PDF version (E-Aadhaar File) of the same from UIDAI portal https://eaadhaar.uidai.gov.in/.
This pdf version of your Aadhaar is called E-Aadhaar file. You can save this to your computer or phone and upload to www.pvcaadhaar.in to order for PVC cards.
As mentioned above you can also download E-Aadhaar through your Enrollment ID as well. In case if you have lost your Enrollment receipt as well then the only option is to update Mobile number with UIDAI and download after the mobile number is updated.
Alternatively you can visit any Aadhaar enrollment center near your place and get the E-Aadhaar file by giving your biometric authentication and also update your Aadhaar with your current mobile number.
You can get more details on how to update your Aadhaar details and mobile number from the link below. This method is useful only if your mobile is already linked to Aadhaar. http://uidai.gov.in/update-your-aadhaar-data.html