How to Disable Autoboot (Fix 512GB Vita Issues)

Prerequisites:

Before starting the remodification process, ensure that you have:

• A PlayStation Vita (remove the SD card at the top of the console)
• A stable Wi-Fi connection

Step 1: Connect Your Device to the Internet1. 

Navigate to Wi-Fi Settings: - From the live area of your Vita, go to Settings > Network > Wi-Fi Settings. - Select your Wi-Fi network and enter the password to connect.

Step 2: Launch the Web Browser

1. Open the Browser: - On the home screen, find the Browser icon and tap it or select it with the X button.

2. Enter Jailbreak URL: - Navigate to the address bar and delete any existing URL by pressing the square button repeatedly. - Enter the following URL: http://jailbreak.psp2.dev - Go to the URL by tapping the green box with the white arrow or pressing the Right Trigger 2.

Step 3: Squeaky Clean Your Browser for Best Results

1. Open Browser Settings: - Tap the three dots in the bottom right corner and select Settings.

2. Enable JavaScript: - Ensure JavaScript is enabled by checking the box next to it.

3. Delete Cookies and Clear Search History: - Select Delete Cookies and press X to confirm by selecting Yes. - Select Clear Search History with the X button, confirm by sliding to the Yes button, and press X.

Step 4: Activate VitaDeploy/VitaShell

1. Navigate to Remod Page: - Use the D-pad to control the pointer. Move it to Unlock My Vita and select it with the X button. The browser will open to the Henlo bootstrap.

2. Insert SD2Vita: - Insert the SD2Vita back into the machine.

3. Install VitaDeploy: - Select Replace Near with VitaDeploy. The Vita will reboot.

Step 5: Enable Homebrew Capabilities

1. Open Settings: - Find the Settings bubble on the live area of your device and tap it or select it with the X button.

2. HENkaku Settings: - Inside the settings menu, find HENkaku Settings and select it. Ensure the box to Enable Unsafe Homebrew is checked.

Step 6: Set Storage Devices (First Configuration)

1. Go Back to Main Menu: - Press the circle button to go back to the main menu.

2. Configure Storage Devices: - Select Devices > Storage Devices, and set the following: - Use YAMT: checked - ux0: Default - uma0: SD2Vita

Step 7: Use VitaDeploy to Open VitaShell

1. Open VitaDeploy: - Locate the *VitaDeploy* bubble in the live area, tap it, or select it with the X button to launch it. It may be called "vdep".

2. Navigate to File Manager: - Open VitaDeploy and navigate to the file manager.

3. Edit Config File: - Go to the tai folder and open config.txt. - Go to line 35, which enables the automatic boot of RetroFlow, and comment it out by adding a # at the beginning of the line. Press X to enter the editor, save the changes, and exit.

Step 8: Set Storage Devices (Second Configuration)

1. Go Back to Main Menu: - Press the circle button to go back to the main menu.

2. Configure Storage Devices Again: - Select Devices > Storage Devices, and set the following: - Use YAMT: checked - ux0: SD2Vita - uma0: Memory Card

Step 9: Reboot the Machine

1. Reboot the Vita: - After making the necessary changes, reboot the machine to apply the settings.

Conclusion:

By following these steps, you should be able to resolve the stability issues and effectively remodify your PlayStation Vita for optimal performance with large memory cards. If you encounter any issues, feel free to reach out for additional support.