All products on bigbang.store are delivered digitally—no physical shipping is involved. Upon successful payment, customers immediately receive a personalized download link via email and can also access files through their account dashboard.

Delivery Method

Instant Download Link

• Email Delivery: Right after purchase, an automated email containing a secure download link is sent to the address used at checkout.
• Thank You Page: A direct download button also appears on the order confirmation (“Thank You”) page for immediate access.

Dashboard Access

• My Downloads: Registered users can log in at any time, navigate to My Account → My Downloads, and re-download any purchased files.

Download Link Details

• Link Validity: Each download link remains active for 72 hours after issuance.
• Download Limits: By default, links allow up to 5 downloads per file; limits can be configured per product in our backend.
• Automatic Expiry: Expired or exhausted links can be regenerated—customers simply submit their order number via our support form to receive a fresh link within 24 hours.

File Formats & Compatibility

• Formats Provided: All e-books are available in PDF, ePub, and MOBI formats to suit various readers and devices.
• Device Support: Customers should ensure their reading apps (e.g., Adobe Reader, Apple Books, Kindle) support these formats before downloading.

Security & Reliability

• Secure Hosting: Files are served via a high-performance CDN to ensure fast, reliable downloads anywhere in the world.
• Protected Links: Download URLs are signed and time-limited to prevent unauthorized sharing.

Troubleshooting & Support

• Email-Only Support: We do not offer phone support. For any delivery or download issues, please contact us at support@bigbang.store with your order number. Our team responds within 24 hours.
  1. Check your spam/junk folder if you don’t see the download email within minutes.
  2. Verify your internet connection and try a different browser or clear your cache.
  3. If problems persist, email us directly—mention your order number and issue details, and we’ll assist promptly.

Updates & Revisions

• Free Upgrades: If a purchased title is updated or revised, customers will be notified by email and provided a new download link at no extra cost.

No Shipping Fees

• Since all products are digital, shipping and handling fees do not apply—the price you see is the price you pay