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Browse help articles, guides, and troubleshooting steps.
Popular Topics
Getting Started
Buy, install, and prepare your first travel eSIM
Activation & Setup
Device-specific setup and network settings
Device Compatibility
Check eSIM support and carrier-unlock requirements
Troubleshooting
Fix installation, QR, signal, and speed problems
Payments & Refunds
Checkout, billing, and refund answers
Account & Billing
Access, security, and account settings
Browse All Articles
Getting Started
- What Is an eSIM?
- The Free eSIM for First-Time Users
- How to Buy a Wanderly eSIM
- How to Install Your First eSIM
- When to install and activate a travel eSIM
Activation & Setup
- How to Activate an eSIM on iPhone
- How to Activate an eSIM on Samsung Galaxy
- How to Activate an eSIM on Google Pixel
- How to Turn On Data Roaming (iPhone and Android)
- SM-DP+ Address Explained: What It Is and How to Use It
Device Compatibility
- What Is an eSIM?
- How to Activate an eSIM on iPhone
- How to Activate an eSIM on Samsung Galaxy
- How to Activate an eSIM on Google Pixel
- How to keep calls and texts while using a travel eSIM
Troubleshooting
- eSIM Error Messages: What Each One Means and How to Fix It
- eSIM Not Activating? Work Through This List
- eSIM Not Working? Fix No Service or Slow Data
- What to do when an eSIM QR code will not scan
- PDP Authentication Failure: What It Means and How to Fix It
Popular questions
Fast answers for the moments travelers most often need help.
When to install and activate a travel eSIM
Learn when to buy, install, and activate a travel eSIM so it is ready on arrival without starting the data plan too early.
What to do when an eSIM QR code will not scan
Fix an eSIM QR code that will not scan, says already used, or cannot be added. Check Wi-Fi, installation status, and manual setup options.
eSIM Not Working? Fix No Service or Slow Data
Is your eSIM not working? Fix no service, SOS, bars without internet, or slow data by checking roaming, the data line, APN, and network settings abroad.
How to keep calls and texts while using a travel eSIM
Keep your home number active for calls, SMS codes, iMessage, and WhatsApp while a Wanderly eSIM handles travel data — or buy a plan with its own number.
How to use hotspot and tethering with a travel eSIM
Share travel eSIM data with a laptop, tablet, or companion. Set up hotspot on iPhone and Android and understand data-use limits.
Refund Eligibility
When a Wanderly eSIM order qualifies for a refund: unused plans, failed activations and technical faults, plus what falls outside the policy.
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