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Vietnam eSIM – How to Fix SMS Sending Issues When You Can Receive but Can’t Send Messages

This is a real case study from a customer who has consistently used NeoKOSIM's Vietnam eSIM for multiple trips to…

6 months ago

How to get K-gift?

1. Get free gifts : T-Money card, Buldak spicy noodles - All Customers who purchase an SKT eSIM or SIM…

7 months ago

Review Event

Join Our Review Event and Get Rewarded! - We’d love to hear your feedback on your Korea SIM or eSIM…

8 months ago

eSIM Korea – How to fix “Unable to Activate eSIM” Error

If you encounter the "Unable to Activate eSIM" error after activating your eSIM via QR code or manual activation code…

8 months ago

eSIM Korea – How to fix “Data Cannot Be Added” Error

If you encounter the "There's no longer valid code" error after activating your eSIM Korea via QR code or manual…

8 months ago

No Calls or Texts on LTE? How to Check Your Mobile Network

When inserting a Korea SIM card or setting up eSIM Korea into your phone, it’s possible that LTE data works…

8 months ago

Safe, Secure, and Easy Shopping – Only at Our Site!

We’ve upgraded our NeoKOSIM website with a customer-focused design and enhanced security features as of February 1, 2022, to provide…

8 months ago

How to Use Promo Coupon?

* Want to save more on your Korea SIM or eSIM Korea purchase? Use your special discount coupon by following…

8 months ago

How to Set up SKT LTE APN on iOS?

* Some data plans for Korea SIM or eSIM Korea may require you to update the SKT APN settings manually.…

8 months ago

How to track my shipment?

* Local delivery for Korea SIM card - Visit Korea Post office’s website at www.epost.go.kr/ - Enter tracking number in the…

8 months ago

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