Installing the Stomper root certificate on iOS is essential for ensuring secure connections. This step-by-step guide will help you through the process, even if you are not tech-savvy.
Requirements
Before we begin, ensure you have the following:
- An iOS device (iPhone or iPad)
- Internet access
- Basic understanding of navigating iOS settings
Step-by-Step Guide to Install the Stomper Root Certificate
Step 1: Download the Certificate
You can obtain the Stomper certificate file (.pem file) from the following sources:
- From the cert folder in your trial or VPN zip file.
- If you cannot find the certificate file, download it from here.
Ensure the downloaded file has a .pem extension, which is necessary for the installation process.
Step 2: Install the Certificate
Once you have the .pem file, follow these steps to install the Stomper root certificate on your iOS device:
- Open the
.pemFile:- Locate the
.pemfile you downloaded. - Tap on the file to open it. This will prompt the installation of the profile.
- Locate the
- Install the Profile:
- Once the profile is opened, tap on “Install” in the top right corner.
- Enter your device passcode when prompted to authorize the installation.
- Complete the Installation:
- A warning sign will appear, indicating the nature of the certificate.
- Tap “Install” again at the top right and then at the bottom to confirm.
- The Stomper Certificate label should turn green and say “Verified.”

Step 3: Enable Full Trust for the Certificate
To fully trust the newly installed root certificate, follow these steps:
- Navigate to Certificate Trust Settings:
- Go to
Settings>General>About>Certificate Trust Settings.
- Go to
- Enable Full Trust:
- Under the “Enable full trust for root certificates” section, find
VIP Uber Starter Custom. - Toggle the switch next to
VIP Uber Starter Customto enable full trust.
- Under the “Enable full trust for root certificates” section, find
Note: Apple introduced this additional step to ensure users manually verify and trust root certificates. This extra action enhances security by preventing inadvertent trust in potentially malicious certificates.

Summary (TL;DR)
For a quick overview, here are the essential steps:
- Download the Stomper certificate file (.pem) from the provided link or your VPN zip file.
- Open the
.pemfile and follow the prompts to install the profile. - Go to
Settings>General>About>Certificate Trust Settings. - Enable full trust for the root certificate by toggling the switch next to
VIP Uber Starter Custom.
By following these detailed steps, you’ll successfully install and trust the Stomper root certificate on your iOS device, ensuring your connections are secure and Stomper runs smoothly.