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Q: Travel eSIM Internet Is Slow: Diagnosis and Fixes

Your eSIM data is too slow to use. Compare congestion, misconfiguration, and weak coverage causes, then apply the right fix for each.

Q: Manual eSIM Activation When QR Scanning Does Not Work

Activate your Roamiya eSIM by entering the SM-DP+ address and activation code manually. Step-by-step instructions for iPhone, Samsung, and Pixel when QR scanning fails.

Q: PDP Authentication Failure on eSIM: What It Means and How to Fix It

Getting 'PDP Authentication Failure' or 'Could not activate cellular data network'? This error means your phone connected to a network but the data session was rejected. Here is how to resolve it.

Q: When to Install Your Travel eSIM: Before Departure or After Arrival

Install your Roamiya eSIM 1-2 days before you fly while you have stable WiFi. The validity timer only starts when your phone connects to a network at your destination, so early installation does not cost you any plan days.

Q: Using Personal Hotspot with a Travel eSIM: What Travelers Need to Know

All Roamiya eSIM plans support Personal Hotspot and tethering. Here is how to set it up, how much data your laptop or tablet will use, and what to check before you travel.

Search our knowledge base for instant answers, or browse the categories below.

Most Frequent Questions

Travel eSIM Internet Is Slow: Diagnosis and FixesPopular

Manual eSIM Activation When QR Scanning Does Not Work

PDP Authentication Failure on eSIM: What It Means and How to Fix It

When to Install Your Travel eSIM: Before Departure or After Arrival

Using Personal Hotspot with a Travel eSIM: What Travelers Need to Know

Browse by Category

Find step-by-step guides and detailed answers for every stage of your journey.

Roaming & eSIM Basics

Understand how travel eSIMs work, what changes on your phone, and what to expect before your trip.

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Choosing the Right eSIM

Check compatibility, timing, and plan-fit questions before you buy a Roamiya eSIM.

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Installation & Activation

Install your eSIM, enable the right settings, and get connected on iPhone, Samsung, and Pixel devices.

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Troubleshooting

Fix activation, network, QR, and speed issues with step-by-step recovery guidance.

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Orders & Delivery

Track delivery, receipts, refunds, and data-usage questions after purchase.

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Still need help?

Our support team is available 24/7. We usually respond within minutes.

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eSIM Help Topics

Install eSIM on iPhone & Android: Step-by-step guides for scanning QR codes, manual activation, and setting up data roaming.

eSIM Troubleshooting: Fix common issues like "No Service", PDP authentication failure, slow speeds, and activation errors.

Data Roaming Settings: Learn when to enable data roaming, how to switch between eSIM and physical SIM.

QR Code & Activation: Troubleshoot QR code scanning issues, use manual setup codes.