Follow these steps to install Five Nights at Freddy's: SL on your iOS device using Sideloadly - the best iOS IPA sideloader for iPhone and iPad.

Prerequisites:

• A computer (Windows PC or Mac)
• Latest version of iTunes & iCloud installed
• An Apple ID (free or paid developer account)
• USB cable to connect your iOS device
• Internet connection

Step-by-Step Installation Guide:

1. Download Sideloadly:
   Visit Sideloadly.io and download the application for your computer (Windows or Mac).
2. Install Sideloadly:
   Run the Sideloadly installer and follow the installation wizard. Accept any security prompts if they appear.
3. Download the IPA File:
   Use the green download button above to get the Five Nights at Freddy's: SL IPA file (307.65 MB).
4. Connect Your Device:
   Use a USB cable to connect your iPhone or iPad to your computer. Trust the computer if prompted on your iOS device.
5. Sideload the App:
   
   • Open Sideloadly
   • Drag and drop the downloaded IPA file into Sideloadly
   • Select your connected iOS device
   • Enter your Apple ID email and password when prompted
   • Click "Start" to begin sideloading
6. Trust the Developer Profile:
   
   • On your iOS device, go to Settings > General > VPN & Device Management
   • Find your Apple ID profile under "Developer App"
   • Tap on it and select "Trust"
7. Enable Developer Mode (If Required):
   
   • If you see a prompt about Developer Mode, or the app doesn't open:
   • Go to Settings > Privacy & Security
   • Scroll down and tap "Developer Mode"
   • Toggle Developer Mode on and follow the prompts to restart your device
   • After restart, confirm enabling Developer Mode when prompted