Dear Rashmi,
First you can activate your UAN through UAN Member Portal. Then you can update your KYC like Aadhar, PAN, Bank account details. After successful update of your KYC it will be approved by your employer in epf employer portal through Digital Signature.
After successful approval from your employer you can apply PF advance claim in your UAN member portal. Its all about online claim using Aadhar. Otherwise
You can apply through manual with claim Form through Non Aadhar Seeding which is available in online. Fill the form and get signature from your employer with authorized seal. You can attached aadhar, PAN and Bank passbook copy with the manual form and submit to PF office.