Can't Access Xiaomi Account - Error Message 'Verify Your Network

I'm having a difficult time with my Xiaomi account, which I purchased from Trendyol. I can't log into my account and keep getting the message "Verify Your Network." This issue is preventing me from updating my phone or accessing my Xiaomi account. I respectfully request your assistance in resolving this matter as soon as possible. Despite my efforts, I have not been successful in finding a solution, and the problem remains. I'm hoping that by bringing this error to your attention and providing screenshots, we can find a solution. As a valued customer, I rely on my Xiaomi device for a variety of tasks, and this connectivity issue is causing major disruption. Your prompt attention and technical assistance would be greatly appreciated. Thank you in advance for your patience and assistance.