diff --git a/lldb/source/Host/common/Socket.cpp b/lldb/source/Host/common/Socket.cpp
index 80ec68db775d98..1a506aa95b2465 100644
--- a/lldb/source/Host/common/Socket.cpp
+++ b/lldb/source/Host/common/Socket.cpp
@@ -109,8 +109,8 @@ Status SharedSocket::CompleteSending(lldb::pid_t child_pid) {
   if (error.Fail())
     return error;
   if (num_bytes != sizeof(protocol_info))
-    return Status::FromErrorStringWithFormat(
-        "WriteWithTimeout(WSAPROTOCOL_INFO) failed: %d bytes", num_bytes);
+    return Status::FromErrorStringWithFormatv(
+        "WriteWithTimeout(WSAPROTOCOL_INFO) failed: {0} bytes", num_bytes);
 #endif
   return Status();
 }
@@ -129,16 +129,16 @@ Status SharedSocket::GetNativeSocket(shared_fd_t fd, NativeSocket &socket) {
     if (error.Fail())
       return error;
     if (num_bytes != sizeof(protocol_info)) {
-      return Status(
-          "socket_pipe.ReadWithTimeout(WSAPROTOCOL_INFO) failed: % d bytes",
+      return Status::FromErrorStringWithFormatv(
+          "socket_pipe.ReadWithTimeout(WSAPROTOCOL_INFO) failed: {0} bytes",
           num_bytes);
     }
   }
   socket = ::WSASocket(FROM_PROTOCOL_INFO, FROM_PROTOCOL_INFO,
                        FROM_PROTOCOL_INFO, &protocol_info, 0, 0);
   if (socket == INVALID_SOCKET) {
-    return Status::FromErrorStringWithFormat(
-        "WSASocket(FROM_PROTOCOL_INFO) failed: error %d", ::WSAGetLastError());
+    return Status::FromErrorStringWithFormatv(
+        "WSASocket(FROM_PROTOCOL_INFO) failed: error {0}", ::WSAGetLastError());
   }
   return Status();
 #else
@@ -421,7 +421,7 @@ size_t Socket::Send(const void *buf, const size_t num_bytes) {
 
 void Socket::SetLastError(Status &error) {
 #if defined(_WIN32)
-  error.SetError(::WSAGetLastError(), lldb::eErrorTypeWin32);
+  error = Status(::WSAGetLastError(), lldb::eErrorTypeWin32);
 #else
   error = Status::FromErrno();
 #endif
diff --git a/lldb/source/Host/windows/ConnectionGenericFileWindows.cpp b/lldb/source/Host/windows/ConnectionGenericFileWindows.cpp
index 3ab7d3e7bb7bd1..fd78a625d9cb92 100644
--- a/lldb/source/Host/windows/ConnectionGenericFileWindows.cpp
+++ b/lldb/source/Host/windows/ConnectionGenericFileWindows.cpp
@@ -28,7 +28,7 @@ namespace {
 class ReturnInfo {
 public:
   void Set(size_t bytes, ConnectionStatus status, DWORD error_code) {
-    m_error.SetError(error_code, eErrorTypeWin32);
+    m_error = Status(error_code, eErrorTypeWin32);
     m_bytes = bytes;
     m_status = status;
   }
@@ -97,8 +97,8 @@ lldb::ConnectionStatus ConnectionGenericFile::Connect(llvm::StringRef path,
 
   if (!path.consume_front("file://")) {
     if (error_ptr)
-      error_ptr->SetErrorStringWithFormat("unsupported connection URL: '%s'",
-                                          path.str().c_str());
+      *error_ptr = Status::FromErrorStringWithFormat(
+          "unsupported connection URL: '%s'", path.str().c_str());
     return eConnectionStatusError;
   }
 
@@ -115,7 +115,7 @@ lldb::ConnectionStatus ConnectionGenericFile::Connect(llvm::StringRef path,
   std::wstring wpath;
   if (!llvm::ConvertUTF8toWide(path, wpath)) {
     if (error_ptr)
-      error_ptr->SetError(1, eErrorTypeGeneric);
+      *error_ptr = Status(1, eErrorTypeGeneric);
     return eConnectionStatusError;
   }
   m_file = ::CreateFileW(wpath.c_str(), GENERIC_READ | GENERIC_WRITE,
@@ -123,7 +123,7 @@ lldb::ConnectionStatus ConnectionGenericFile::Connect(llvm::StringRef path,
                          FILE_FLAG_OVERLAPPED, NULL);
   if (m_file == INVALID_HANDLE_VALUE) {
     if (error_ptr)
-      error_ptr->SetError(::GetLastError(), eErrorTypeWin32);
+      *error_ptr = Status(::GetLastError(), eErrorTypeWin32);
     return eConnectionStatusError;
   }
 
diff --git a/lldb/source/Host/windows/FileSystem.cpp b/lldb/source/Host/windows/FileSystem.cpp
index fb3cdda162e9c5..8d2c3f8db8acca 100644
--- a/lldb/source/Host/windows/FileSystem.cpp
+++ b/lldb/source/Host/windows/FileSystem.cpp
@@ -37,14 +37,14 @@ Status FileSystem::Symlink(const FileSpec &src, const FileSpec &dst) {
     return error;
   DWORD attrib = ::GetFileAttributesW(wdst.c_str());
   if (attrib == INVALID_FILE_ATTRIBUTES) {
-    error.SetError(::GetLastError(), lldb::eErrorTypeWin32);
+    error = Status(::GetLastError(), lldb::eErrorTypeWin32);
     return error;
   }
   bool is_directory = !!(attrib & FILE_ATTRIBUTE_DIRECTORY);
   DWORD flag = is_directory ? SYMBOLIC_LINK_FLAG_DIRECTORY : 0;
   BOOL result = ::CreateSymbolicLinkW(wsrc.c_str(), wdst.c_str(), flag);
   if (!result)
-    error.SetError(::GetLastError(), lldb::eErrorTypeWin32);
+    error = Status(::GetLastError(), lldb::eErrorTypeWin32);
   return error;
 }
 
@@ -60,7 +60,7 @@ Status FileSystem::Readlink(const FileSpec &src, FileSpec &dst) {
                            FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
                            OPEN_EXISTING, FILE_FLAG_OPEN_REPARSE_POINT, NULL);
   if (h == INVALID_HANDLE_VALUE) {
-    error.SetError(::GetLastError(), lldb::eErrorTypeWin32);
+    error = Status(::GetLastError(), lldb::eErrorTypeWin32);
     return error;
   }
 
@@ -71,7 +71,7 @@ Status FileSystem::Readlink(const FileSpec &src, FileSpec &dst) {
       h, buf.data(), buf.size() - 1, FILE_NAME_NORMALIZED | VOLUME_NAME_DOS);
   std::string path;
   if (result == 0)
-    error.SetError(::GetLastError(), lldb::eErrorTypeWin32);
+    error = Status(::GetLastError(), lldb::eErrorTypeWin32);
   else if (!llvm::convertWideToUTF8(buf.data(), path))
     error = Status::FromErrorString(PATH_CONVERSION_ERROR);
   else
diff --git a/lldb/source/Host/windows/HostProcessWindows.cpp b/lldb/source/Host/windows/HostProcessWindows.cpp
index 1955f57bbc383d..44cb333808773b 100644
--- a/lldb/source/Host/windows/HostProcessWindows.cpp
+++ b/lldb/source/Host/windows/HostProcessWindows.cpp
@@ -40,10 +40,10 @@ void HostProcessWindows::SetOwnsHandle(bool owns) { m_owns_handle = owns; }
 Status HostProcessWindows::Terminate() {
   Status error;
   if (m_process == nullptr)
-    error.SetError(ERROR_INVALID_HANDLE, lldb::eErrorTypeWin32);
+    error = Status(ERROR_INVALID_HANDLE, lldb::eErrorTypeWin32);
 
   if (!::TerminateProcess(m_process, 0))
-    error.SetError(::GetLastError(), lldb::eErrorTypeWin32);
+    error = Status(::GetLastError(), lldb::eErrorTypeWin32);
 
   return error;
 }
diff --git a/lldb/source/Host/windows/HostThreadWindows.cpp b/lldb/source/Host/windows/HostThreadWindows.cpp
index 1219c387754533..4a8843ffdd7831 100644
--- a/lldb/source/Host/windows/HostThreadWindows.cpp
+++ b/lldb/source/Host/windows/HostThreadWindows.cpp
@@ -40,9 +40,9 @@ Status HostThreadWindows::Join(lldb::thread_result_t *result) {
         *result = 0;
       *result = exit_code;
     } else if (WAIT_OBJECT_0 != wait_result)
-      error.SetError(::GetLastError(), eErrorTypeWin32);
+      error = Status(::GetLastError(), eErrorTypeWin32);
   } else
-    error.SetError(ERROR_INVALID_HANDLE, eErrorTypeWin32);
+    error = Status(ERROR_INVALID_HANDLE, eErrorTypeWin32);
 
   Reset();
   return error;
@@ -52,7 +52,7 @@ Status HostThreadWindows::Cancel() {
   Status error;
 
   DWORD result = ::QueueUserAPC(::ExitThreadProxy, m_thread, 0);
-  error.SetError(result, eErrorTypeWin32);
+  error = Status(result, eErrorTypeWin32);
   return error;
 }