Xiaomi 13 - 3Dmark can't connect to network - MIUI 14.0.17.0 TMCCNXM stable

I finished installing xiaomi.eu_multi_FUXI_V14.0.17.0.TMCCNXM_v14-13 on my Xiaomi 13 last week, and I also logged into Google play without any problems to download Geekbench and 3Dmark to try to test the performance.

Geekbench 5 ran perfectly fine, but 3dmark showed no network connection after installation. Network permissions are the default: Network permissions are enabled.
All other apps including Google play, twitter, YouTube, etc. work fine.
Tried mobile network, home WiFi and company...

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