Yes. The different steps involved in activating an eSIM on iOS and Android are discussed below. 
Here is the Lyca eSIM activation process for iOS. 

You will receive a QR code at the email address you used when purchasing an eSIM. Simply scan the QR code using the camera app and follow the prompts. Here are the steps to activate an eSIM if you’re unable to scan the QR code through the camera app. 

1. Go to Settings.
2. Tap on Cellular.
3. Tap on Add eSIM.
4. In the Set Up Cellular page, choose the Use QR Code option.
5. The camera app should open now. Use it to scan the QR code that came in the email.
6. Proceed with the prompts. Your eSIM should be activated shortly. 

The Lyca eSIM activation process for Android devices is mentioned below. 

Like iOS, you can use the scanner app to scan the QR code that came in the activation email. Follow these steps if you run into any issues. 

• Open the Settings app.
• Tap on Connections.
• Tap on SIM Manager.
• Choose the Add eSIM option.
• The device automatically scans for an eSIM. If an eSIM is found, follow the prompts to activate it.
• If an eSIM wasn’t detected during the scan, you will get a No eSIMs found message. Now, tap on the Scan QR code from service provider option.
• Your scanner app should open now. Scan the QR code from the activation email.
• Follow the prompts to activate your eSIM. 

Note that you will need an active internet connection for Lyca eSIM activation. Consider using a Wi-Fi or a mobile hotspot.