Hydrogen OS does not include Google Mobile Services (GMS) by default, though they can be installed manually. It also lacks multi-language support beyond Chinese and English.
| Feature | Hydrogen OS (China) | Oxygen OS (Global) | ColorOS (OPPO) | |---------|--------------------|--------------------|----------------| | Google services | No | Yes | No (China version) | | Bootloader unlock | Yes (harder on new devices) | Yes | Limited | | Ads in system | Minimal (some recommendations) | None | Heavy (China) | | Update speed | Very fast | Medium (slower for global) | Fast (for OPPO) | hydrogen os download
for all future and some existing devices in mainland China. Consequently, official development and "Hydrogen OS download" portals have largely been phased out or transitioned to ColorOS. OnePlus Community Where to Find Downloads Hydrogen OS does not include Google Mobile Services