What do I do if the block launcher is not working? WikiHow Contributor. Community Answer. Completely close the game, then reopen it. If that does not work, then go to settings and clear the data and reinstall the mods. To install mods on Minecraft PE using an iPhone, start by searching for the MCPE Addons app in the App Store. MCPEDL: Thank you for watching the video! My Twitch: My Twitter: Please watch. You can improve gameplay by using mods for Minecraft PE 1.8.0 or any other version of it. It will work well both on Android and iOS, due to new way of installing mods. You can improve gameplay by using mods for Minecraft PE 1.8.0 or any other version. BlockLauncher PRO - is a must have app for those who aimed at serious.