Fix Windows 10 install Fails With Error C1900101-4000D
Fix Windows 10 install Fails With Error C1900101-4000D: If you’re trying to upgrade to Windows 10 but the install fails with error code C1900101-4000D then don’t worry as it occurs because the Windows installer cannot access important files required for installation. Sometimes this error is also caused because of a conflict during installation but you can’t be sure as there is no error message accompanying this error.
0xC1900101-0x4000D
The installation failed in the SECOND_BOOT phase with an error during MIGRATE_DATA operation
While there is no definite fix for this issue but users seem to be recommending a clean installation of Windows 10 which should only be used as a last resort. So without wasting any time let’s see How to Fix Windows 10 install Fails With Error C1900101-4000D with the help of below-listed troubleshooting guide.
Fix Windows 10 install Fails With Error C1900101-4000D
條件：
a)Make sure to Update all drivers, including graphic, sound, BIOS, USB devices, printers, etc before the installing Windows 10.
b)Remove all external USB devices such as pen drive, external hard disk, USB keyboard & mouse, USB printer and all peripherals.
c)Use an ethernet cable instead of WiFi and disable WiFi until the update is complete.
Method 1: Temporarily Disable Antivirus and Firewall before attempting Upgrade
1.右鍵單擊 防病毒程序圖標 從系統托盤中選擇 禁用。
2.接下來，選擇時間範圍 防病毒軟件將保持禁用狀態。
注意： 選擇盡可能短的時間，例如 15 分鐘或 30 分鐘。
3.Once done, again try to upgrade your PC and check if the error resolves or not.
4.Type control in the Windows Search then click on 控制面板 從搜索結果。
5.下一步，點選 系統和安全。
6.然後點擊 Windows 防火牆。
7.現在從左側窗格中按一下 打開或關閉 Windows 防火牆。
8.選擇關閉 Windows 防火牆並重新啟動您的 PC。 Again try to upgrade your PC and see if you’re able to Fix Windows 10 install Fails With Error C1900101-4000D.
如果上述方法不起作用，請確保按照完全相同的步驟再次開啟防火牆。
Method 2: Remove any hyphens from your computer or machine name
1.按Windows鍵+ R然後輸入 SYSDM.CPL 然後按Enter打開 系統屬性。
2.Make sure you’re under 計算機名稱選項卡 然後點擊 更改 按鈕在底部。
3.Make sure your machine name is simple no periods or hyphens or dashes.
4.Click OK then Apply followed by OK.
5.重新啟動您的 PC 以保存更改。
方法 3：確保 Windows 是最新的
1.按 Windows 鍵 + I，然後選擇 更新和安全性。
2.下一步，再次點擊 檢查更新 並確保安裝所有待處理的更新。
3.安裝更新後，重新啟動您的電腦，看看是否能夠 Fix Windows 10 install Fails With Error C1900101-4000D.
方法 4：執行乾淨啟動
This would make sure that if any 3rd party application is conflicting with Windows update then you will be able to successfully install Windows Updates inside Clean Boot. Sometimes 3rd party software can conflict with Windows Update and therefore cause Windows Update to be Stuck. In order, Fix Windows 10 install Fails With Error C1900101-4000D，您需要在PC上執行乾淨啟動並逐步診斷問題。
方法 5：使用 Windows 10 媒體創建工具升級
1.Download Media Creation Tool here.
2.Backup your data from system partition and save your license key.
3.Start the tool and choose to Upgrade this PC now.
4.Accept the license terms.
5.After the installer is ready, choose to 保留個人文件和應用程序。
6.The PC will restart few times and your PC would be successfully upgraded.
方法 6：運行 SFC 和 DISM
1.按Windows鍵+ X然後點擊 命令提示符（管理員）。
2.現在在cmd中輸入以下內容並回車：
Sfc /scannow sfc /scannow /offbootdir=c: /offwindir=c:windows （如果以上失敗，那麼試試這個）
3.等待上述過程完成，完成後重新啟動您的電腦。
4.再次開啟cmd並鍵入以下指令，並在每個指令後按下回車鍵：
a) Dism /Online /Cleanup-Image /CheckHealth b) Dism /Online /Cleanup-Image /ScanHealth c) Dism /Online /Cleanup-Image /RestoreHealth
5.讓 DISM 命令運作並等待其完成。
6. 如果上述命令不起作用，請嘗試以下命令：
Dism /Image:C:offline /Cleanup-Image /RestoreHealth /Source:c:testmountwindows Dism /Online /Cleanup-Image /RestoreHealth /Source:c:testmountwindows /LimitAccess
注意： 將 C:RepairSourceWindows 替換為修復來源（Windows 安裝或還原光碟）的位置。
7.重啟你的電腦以保存更改，看看你是否能夠 Fix Windows 10 install Fails With Error C1900101-4000D.
Method 7: Reset Windows Updates Components
1.按 Windows 鍵 + X 然後選擇 命令提示符（管理員）。
2.現在鍵入以下命令來停止 Windows Update 服務，然後在每個命令後按 Enter 鍵：
淨停止wuauserv
淨停止cryptSvc
淨停止位
淨停止msiserver
3.接下來，鍵入以下命令以重新命名 SoftwareDistribution 資料夾，然後按 Enter：
ren C：WindowsSoftwareDistribution SoftwareDistribution.old
ren C：WindowsSystem32catroot2 catroot2.old
4.最後，鍵入以下命令啟動 Windows Update 服務，並在每個命令後按 Enter 鍵：
網開始wuauserv
net start cryptSvc
淨起始位
網絡啟動msiserver
5.重新啟動您的電腦以儲存變更並檢查是否能夠 Fix Windows 10 install Fails With Error C1900101-4000D.
Method 8: Delete Registry for Mounted Images
1.按Windows鍵+ R然後輸入 註冊表編輯器 並按 Enter 打開註冊表編輯器。
2.導航到以下註冊表項：
HKEY_LOCAL_MACHINESOFTWAREMicrosoftWIMMountMounted Images
3.Select Mounted Images 然後在右窗格中 right-click on (Default) and select Delete.
4.退出登錄編輯程式並重新啟動電腦以儲存變更。
Method 9: Disable Wi-Fi Adapter and CD/DVD Drive
1.按Windows鍵+ R然後輸入 鍵入devmgmt.msc 並按 Enter 打開設備管理器。
2.Expand DVD/CD-ROM drives，然後右鍵單擊您的 CD / DVD驅動器 並選擇 禁用設備。
3.Similarly, expand Network adapters then right-click on your WiFi 適配器並選擇 禁用設備。
4.Again try to run Windows 10 setup and see if you’re able to Fix Windows 10 install Fails With Error C1900101-4000D.
Method 10: Run Malwarebytes and AdwCleaner
Malwarebytes 是一款功能強大的按需掃描程序，可以從您的 PC 中刪除瀏覽器劫持者、廣告軟件和其他類型的惡意軟件。 請務必注意，Malwarebytes 將與防病毒軟件一起運行而不會發生衝突。 要安裝和運行 Malwarebytes Anti-Malware，請轉到本文並按照每一步操作。
1.Download AdwCleaner from this link.
2.Once the download is complete, double-click on the adwcleaner.exe file 運行程序。
3.點選“我同意”按鈕 接受許可協議。
4.On the next screen, click the 掃描按鈕 在操作下。
5.Now, wait for the AdwCleaner to search for PUPs and other malicious programs.
6.掃描完成後，點擊 清潔 in order to clean your system of such files.
7.Save any work you might be doing as your PC will need to reboot, click OK to reboot your PC.
8.Once the computer reboots, a log file will open which will list all of the files, folders, registry keys, etc that were removed in the previous step.
推薦：
這樣你就成功了 Fix Windows 10 install Fails With Error C1900101-4000D 但如果您對本指南仍有任何疑問，請隨時在評論部分提出。
