微信小程序，错误{"errMsg":"request:fail 小程序要求的 TLS 版本必须大于等于 1.2"}

解决方法一：

开发环境，项目---》勾选不校验即可

解决办法二：

在 PowerShell中运行以下内容, 然后重启服务器

# Enables TLS 1.2 on windows Server 2008 R2 and Windows 7

# These keys do not exist so they need to be created prior to setting values.
md "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2"
md "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Server"
md "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Client"

# Enable TLS 1.2 for client and server SCHANNEL communications
new-itemproperty -path "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Server" -name "Enabled" -value 1 -PropertyType "DWord"
new-itemproperty -path "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Server" -name "DisabledByDefault" -value 0 -PropertyType "DWord"
new-itemproperty -path "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Client" -name "Enabled" -value 1 -PropertyType "DWord"
new-itemproperty -path "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Client" -name "DisabledByDefault" -value 0 -PropertyType "DWord"

# Disable SSL 2.0 (PCI Compliance)
md "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsSSL 2.0Server"
new-itemproperty -path "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsSSL 2.0Server" -name Enabled -value 0 -PropertyType "DWord"
# Enables TLS 1.2 on Windows Server 2008 R2 and Windows 7 # These keys do not exist so they need to be created prior to setting values. md "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2" md "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Server" md "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Client" # Enable TLS 1.2 for client and server SCHANNEL communications new-itemproperty -path "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Server" -name "Enabled" -value 1 -PropertyType "DWord" new-itemproperty -path "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Server" -name "DisabledByDefault" -value 0 -PropertyType "DWord" new-itemproperty -path "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Client" -name "Enabled" -value 1 -PropertyType "DWord" new-itemproperty -path "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsTLS 1.2Client" -name "DisabledByDefault" -value 0 -PropertyType "DWord" # Disable SSL 2.0 (PCI Compliance) md "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsSSL 2.0Server" new-itemproperty -path "HKLM:SYSTEMCurrentControlSetControlSecurityProvidersSCHANNELProtocolsSSL 2.0Server" -name Enabled -value 0 -PropertyType "DWord"