diff --git a/setup-proxy.bat b/setup-proxy.bat
index 16c849b..d9d57cf 100644
--- a/setup-proxy.bat
+++ b/setup-proxy.bat
@@ -21,6 +21,17 @@
 :: SOFTWARE.
 
 @echo off
-set HTTP_PROXY=http://127.0.0.1:4780
-set HTTPS_PROXY=http://127.0.0.1:4780
-set ALL_PROXY=http://127.0.0.1:4780
+for /f "tokens=1,2,*" %%i in ('reg query "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings" /v ProxyEnable') do set __proxy_enable=%%k
+for /f "tokens=1,2,*" %%i in ('reg query "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings" /v ProxyServer') do set __proxy_server=%%k
+if /i "%__proxy_enable%" == "0x1" (
+    set HTTP_PROXY=http://%__proxy_server%
+    set HTTPS_PROXY=http://%__proxy_server%
+    set ALL_PROXY=http://%__proxy_server%
+) else (
+    set HTTP_PROXY=
+    set HTTPS_PROXY=
+    set ALL_PROXY=
+)
+echo HTTP_PROXY=%HTTP_PROXY%
+echo HTTPS_PROXY=%HTTPS_PROXY%
+echo ALL_PROXY=%ALL_PROXY%
diff --git a/setup-proxy.ps1 b/setup-proxy.ps1
index 2a88b10..b07f4ac 100644
--- a/setup-proxy.ps1
+++ b/setup-proxy.ps1
@@ -20,6 +20,17 @@
 # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 # SOFTWARE.
 
-$env:HTTP_PROXY="http://127.0.0.1:4780"
-$env:HTTPS_PROXY="http://127.0.0.1:4780"
-$env:ALL_PROXY="http://127.0.0.1:4780"
+$__proxy_enable = Get-ItemPropertyValue "HKCU:\Software\Microsoft\Windows\CurrentVersion\Internet Settings" "ProxyEnable"
+$__proxy_server = Get-ItemPropertyValue "HKCU:\Software\Microsoft\Windows\CurrentVersion\Internet Settings" "ProxyServer"
+if ($__proxy_enable -eq 1) {
+    $env:HTTP_PROXY="http://$__proxy_server"
+    $env:HTTPS_PROXY="http://$__proxy_server"
+    $env:ALL_PROXY="http://$__proxy_server"
+} else {
+    $env:HTTP_PROXY=""
+    $env:HTTPS_PROXY=""
+    $env:ALL_PROXY=""
+}
+Write-Host "HTTP_PROXY:" $env:HTTP_PROXY
+Write-Host "HTTPS_PROXY:" $env:HTTPS_PROXY
+Write-Host "ALL_PROXY:" $env:ALL_PROXY