If you see the “An error occurred while updating Football Manager 2023 (unknown error)” error message when downloading Football Manager 2023. In that case, it is likely that your system is below the system requirements.
This message normally occurs when you try to run the game on a system with an older operating system which isn’t supported. We’ve changed our minimum specifications for FM23, so we suggest you check the full system requirements list below.
Requires a 64-bit processor and operating system
OS: Windows 7 (SP1), 8/8.1, 10, 11– 64-bit
Processor: Intel Core 2 or AMD Athlon 64 X2 – 64-bit
Memory: 4 GB RAM
Graphics: Intel GMA X4500, NVIDIA GeForce 9600M GT or AMD/ATI Mobility Radeon HD 3650 – 256MB VRAM
Graphic API: DirectX 11
Storage: 7GB of available space
Requires a 64-bit processor and operating system
OS: 11, 12, 13
Processor: Intel Core 2 Duo – 1.8 GHz + – 64-bit
Memory: 4 GB RAM
Graphics: Apple M1, Intel HD Graphics 5000, NVIDIA GeForce GT 750M or AMD FirePro D300 (in Mac Pro) – 256MB VRAM
Graphics API: Metal 1
Storage: 7 GB available space
In terms of performing the upgrade, if it’s possible for your system, you can find more details of the process here for Big Sur (11) and Monterey (12) - https://support.apple.com/en-gb/HT211683