HoYoverse has made the Honkai Star Rail 3.5 preload available for multiple platforms before the update on August 13, 2025. The feature will let players download the game files ahead of the patch release. This way, they can save time during the final installation and quickly access the new contents of version 3.5.This article explores the HSR 3.5 preload process and file size.Honkai Star Rail 3.5 preload for all platformsThe Honkai Star Rail 3.5 update’s preload feature was rolled out on August 11, 2025, across PC, PlayStation, Android, and iOS devices. Here are the file sizes for each of the platforms:PC: 4.9 GBAndroid and iOS: 2.4 GBPlayStation: (Will be added upon discovery)The file size could expand if you have installed multiple voice-over expansion packages in your game.Honkai Star Rail 3.5 preload guide for all platformsThe preloading process for HSR updates is different for PC, PlayStation, and mobile devices. Follow these steps for each of the platforms:How to preload HSR 3.5 on PCLaunch HoYoPlay on your PC and choose Star Rail from the list if you have multiple games installed.Find the Pre-Install Icon beside the Start button. Clicking it will bring up a pop-up window, where you can check the Resource Package Size and total storage requirement.Press the Download button to begin pre-installing the game files.Also read: Honkai Star Rail 3.5 Stellar Jade countHow to preload HSR 3.5 on mobileMobile devices don't have a dedicated launcher, so preloading requires you to launch the game.Then, navigate to the login screen.Find the Pre-Download Resource Icon, which should be at the bottom right corner of the page. Click it to open a pop-up window showing the storage requirements.Pressing Confirm will download the patch files.Note that the preloading process is the same for Android and iOS devices. Hence, you can use the above steps for both platforms.How to preload HSR 3.5 on PlayStationUnlike other platforms, the preloading process on PlayStation is automated. Launch HSR, and the game will begin downloading the necessary files if you have reserved the required storage space.HoYoverse will add the "Delete Past Mission Resources" feature in version 3.5 for PC, allowing players to remove the clutter of quests from their system. On mobile devices, the game will exclude resources from previously completed missions based on the account’s progression, reducing the download size.Follow Sportskeeda's Honkai Star Rail hub for more information and updates.