降级有问题的朋友如果提示‘获取版本失败,请检查网络’,同时日志提示包含以下内容的:HTTPSConnectionPool(host='gs-sec.ww.np.dl.playstation.net', port=443): Max retries exceeded with url: /plo/np/**********-ver.xml (Caused by ProxyError('Cannot connect to proxy.', FileNotFoundError(2, 'No such file or directory')))