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:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2" md "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Server" md "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Client" # Enable TLS 1.2 for client and server SCHANNEL communications new-itemproperty -path "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Server" -name "Enabled" -value 1 -PropertyType "DWord" new-itemproperty -path "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Server" -name "DisabledByDefault" -value 0 -PropertyType "DWord" new-itemproperty -path "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Client" -name "Enabled" -value 1 -PropertyType "DWord" new-itemproperty -path "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Client" -name "DisabledByDefault" -value 0 -PropertyType "DWord" # Disable SSL 2.0 (PCI Compliance) md "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 2.0\Server" new-itemproperty -path "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 2.0\Server" -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:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2" md "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Server" md "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Client" # Enable TLS 1.2 for client and server SCHANNEL communications new-itemproperty -path "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Server" -name "Enabled" -value 1 -PropertyType "DWord" new-itemproperty -path "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Server" -name "DisabledByDefault" -value 0 -PropertyType "DWord" new-itemproperty -path "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Client" -name "Enabled" -value 1 -PropertyType "DWord" new-itemproperty -path "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\TLS 1.2\Client" -name "DisabledByDefault" -value 0 -PropertyType "DWord" # Disable SSL 2.0 (PCI Compliance) md "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 2.0\Server" new-itemproperty -path "HKLM:\SYSTEM\CurrentControlSet\Control\SecurityProviders\SCHANNEL\Protocols\SSL 2.0\Server" -name Enabled -value 0 -PropertyType "DWord"
文章来自：http://www.cnblogs.com/valu/p/6501409.html