微信小程序 TLS 版本必須大于等于1.2問題解決
此問題最近在微信小程序開發中，比較常見。
在解決這個問題之前，我們需要了解一下，當前的系統環境是否支持TLS1.2以上，可以參考一下表格：
來源：微軟官方
確認系統支持以后，進行一下操作：
Windows Registry Editor Version 5.00[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols][HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/Multi-Protocol Unified Hello][HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/Multi-Protocol Unified Hello/Client]"Enabled"=dword:00000000"DisabledByDefault"=dword:00000001[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/Multi-Protocol Unified Hello/Server]"Enabled"=dword:00000000"DisabledByDefault"=dword:00000001[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/PCT 1.0][HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/PCT 1.0/Client]"Enabled"=dword:00000000"DisabledByDefault"=dword:00000001[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/PCT 1.0/Server]"Enabled"=dword:00000000"DisabledByDefault"=dword:00000001[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/SSL 2.0][HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/SSL 2.0/Client]"DisabledByDefault"=dword:00000001"Enabled"=dword:00000000[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/SSL 2.0/Server]"Enabled"=dword:00000000"DisabledByDefault"=dword:00000001[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/SSL 3.0][HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/SSL 3.0/Client]"Enabled"=dword:00000000"DisabledByDefault"=dword:00000001[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/SSL 3.0/Server]"Enabled"=dword:00000000"DisabledByDefault"=dword:00000001[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/TLS 1.0][HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/TLS 1.0/Client]"Enabled"=dword:00000001"DisabledByDefault"=dword:00000000[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/TLS 1.0/Server]"Enabled"=dword:00000001"DisabledByDefault"=dword:00000000[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/TLS 1.1][HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/TLS 1.1/Client]"DisabledByDefault"=dword:00000000"Enabled"=dword:00000001[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/TLS 1.1/Server]"DisabledByDefault"=dword:00000000"Enabled"=dword:00000001[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/TLS 1.2][HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/TLS 1.2/Client]"DisabledByDefault"=dword:00000000"Enabled"=dword:00000001[HKEY_LOCAL_MACHINE/SYSTEM/CurrentControlSet/Control/SecurityProviders/SCHANNEL/Protocols/TLS 1.2/Server]"Enabled"=dword:00000001"DisabledByDefault"=dword:00000000
將以上代碼，保存到一個txt文件，然后修改后綴.reg，雙擊執行即可，完成這一步后，重啟服務器。
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