The installation failed in the safe_os phase with an error during prepare rollback operation

‘If you discover a route through no obstacles,it most likely doesn’t lead anywhere’Frank A. Clark

If you are trying to find the ideal method just how to deal with 0xC1900101 – 0x20017 error, you have actually definitely pertained to the right place – we understand how dispiriting this problem is and have done our utmost to compile an exhaustive list of the prstove fixes for this trouble.

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Getting a message saying, ‘The installation failed in the SAFE_OS phase via an error during BOOT operation’ while trying to upgrade to or install Windows 10 is, by all accounts, a the majority of undesirable suffer. The error actually crops up at the minute of joy, ideal once the installation of Victory 10 hits 100 %, and also provides the process fail.

This error is fairly challenging to account for, considering that it is difficult to point to one clear cause of this issue: faulty peripherals, negative vehicle drivers, buggy regisattempt entries, incorrect mechanism settings, malfunctioning hardware, COMPUTER junk, and BIOS problems consist of the list of possible culprits. This suggests you have to job-related your way down through the techniques listed below, giving each of them a shot. We carry out hope your troubleshooting adventure will not take as well lengthy, as your triumph might be simply roughly the corner.

So, it is time to learn just how to settle 0xC1900101 – 0x20017 error in order to encertain a smooth upgrade to Windows 10:

1. Disattach all your outside devices

The suggest is, some of your peripherals might be responsible for the Windows 10 installation faiattract on your PC. Therefore, unplug all your exterior pieces of hardware, such as USB hubs, flash drives, or Wi-Fi adapters, before performing an upgrade.

2. Rerelocate conflicting drivers

If you are trying to upgrade from Windows 7 or Windows 8.1, you must uninstall your Bluetooth and also Wiremuch less Netjob-related drivers, because they have been reported to be incompatible through Windows 10.

To remove them, use the instructions below:

Press the Windows logo crucial and X (simultaneously).Select Device Manager from the list.Locate your Bluetooth driver. Right-click on it and select Uninstall.Find your netoccupational driver. Uninstall it.

To deal with your worry, you can need to enter your BIOS and disable the vehicle drivers in question:

Rebegin your COMPUTER and enter your BIOS at boot (the specific combination of secrets counts on your PC version and manufacturer).Navigate to the State-of-the-art tab. Locate the Wireless area and also push Enter.Disable the Internal Bluetooth and Internal Wlan alternatives.Go earlier to the major display (push the Escape button).Save your transforms.

Now attempt to install Victory 10 on your computer and also examine if the worry has gone.

3. Upday your drivers

Windows installation concerns frequently stem from out-of-day or corrupt vehicle drivers, which implies you have to regularly shave the right to the horizon for new updays. With that sassist, this could seem fairly an onerous burden if you like to take treatment of your motorists yourself: you need to recognize the specific models of your gadgets and also what driver versions are recommfinished by the manufacturers. Searching for the latest motorists and also installing them on your COMPUTER is by no means a quick procedure. As a result, your upday might turn right into an epic battle.

The excellent news is, you deserve to automate the procedure. Check out the previous settle and usage the instructions for running the integrated Device Manager tool. Locate the device which driver you wish to update, right-click on it, and configure the manager to search for the crucial software application online. Nonethemuch less, this method has actually its drawbacks. First, updating all your vehicle drivers one by one is very time-consuming. Second, Device Manager may fail to uncover the versions needed.

The third strategy of fixing driver issues suggests making use of one-of-a-kind software. For example, you have the right to opt for Driver Updater: via simply one click of a switch, you will certainly have all your chauffeurs addressed or updated.

Redeal with PC Issues with Driver Updater Unsecure COMPUTER performance is often led to by outdated or corrupt motorists. Driver Updater diagnoses driver worries and also lets you upday old vehicle drivers overall or one at a time to obtain your COMPUTER running smoother


4. Improve specific startup settings

The problem might not be that deep-rooted: setting specific services to automatic is a apparently efficient way exactly how to resolve 0xC1900101 – 0x20017 error. Here is what you should do:

Press the Windows logo crucial + R shortreduced to open up Run.Then form ‘solutions.msc’ right into it (without quotes). Hit Get in.Locate the following:BITS (Background Intelligent Transfer Service)Windows Upday ServiceCryptographic ServiceDouble-click each of them and also choose to enter Properties.Set the Startup form to Automatic.Remember to conserve your changes by clicking OK.

Finally rebegin your PC and also attempt to install Success 10 aget.

5. Tweak your RAM

RAM, which means Random Access Memory, is what stores and retrieves the information on your PC. If your installation difficulty persists, RAM issues may be behind this adversity. Reportedly, rerelocating additional RAM modules has helped some customers to proccasion Win 10 installation failures. On the various other hand also, some customers say that including RAM can also assist.

6. Set the number of active cores to 1

This is fairly an reliable workabout for the 0xC1900101 – 0x20017 error. What you must execute is enter your BIOS settings (look up the instructions in your manual) and situate energetic core settings. Change the variety of energetic cores to 1 and leave BIOS. Then attempt to upgrade to Windows 10.

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7. Remove the wireless card

This is quite a subtle procedure, so if you feel uncomfortable around having a poke around the insides of your excellent old lapoptimal, think about hiring a technician – this might be a way out.

Anyway, ago up your documents initially. Human being beings are vulnerable to error, so a small foresight won’t hurt. Move your important data to a cloud, or a flash drive, or an exterior drive. You deserve to also move your documents to one more computer – the choice is yours.

The instructions listed below will assist you extract your wiremuch less card. Keep in mind that they can slightly differ from those necessary for your lapheight version.

So, to rerelocate your wiremuch less card:

Switch off your lapoptimal and remove its battery.Unplug all your external tools and cables.Locate the wiremuch less card compartment.Remove the cover, utilizing a screwdriver.You will watch the two tiny wires attached to the card. Detach them carefully (usage the clips at the ends of the wires for this purpose).Unlatch the clips that save your wiremuch less card in its slot.Remove the wiremuch less card.Place the cover back. Insert your battery.

Finally, you must boot your PC and also run the installation process.

8. Update your BIOS

If the 0xC1900101 – 0x20017 problem keeps reoccurring, your BIOS could be out of day. We recommfinish you to upday your BIOS, making use of the tips from our post.

9. Modify Windows Registry

If all the fixes above have actually been to no avail, you have the right to perform certain regisattempt tweaks to settle your problem. Bear in mind that manual registry editing is exceptionally risky – a tiny mistake deserve to make your system unbootable, so tright here is no room for error.

As such, if you think that registry concerns are to blame for your 0xC1900101 – 0x20017 trouble, we strongly advise you to usage trustworthy software program to fix them. For circumstances, 100 % totally free Registry Cleaner will certainly closely scan your registry and also repair the corrupt tricks and entries responsible for the installation mess on your computer system.


However before, if you still wish to edit Windows Regisattempt yourself, make certain to ago it up prior to percreating any kind of tricks:

Press the Windows logo key + S shortcut.The Search box will open. Type ‘regmodify.exe’ (without quotes) into it.Press Enter to continue. Regisattempt Editor will certainly open up.Select the entries and also keys that you wish to back up.Click on File and choose Export.Name your backup file and also save it to a desirable place.

If points go astray, you will be able to reclaim your registry:

Open Regisattempt Editor and navigate to File.Click on Import and retrieve your backup file.

To modify your device registry, execute the following:

Open Regisattempt Editor and pick HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsSelfHostApplicability.Set Ring to WIF.Configure RingBack-up to WIS or Enabled.Set EnablePreviewBuilds to 2.Configure BranchName and also UserPreferredBranchName to TH1.

Cshed your Windows Registry and also rebegin your computer. Check if the manipulations above have reresolved your problem.

10. Optimize your system

No luck yet? Then your OS can be too messy: software application leftovers, obsolete short-term documents, unessential cache, and also various other COMPUTER junk might have actually clogged your COMPUTER, which can reason points to go haywire. To upgrade to Windows 10 as smooth as feasible, you should declutter your current operating device and also tweak its settings. You have the right to do that manually or use unique software program such as BoostSpeed for this objective.


If despite all your efforts, there has been no success whatever before in tackling the problem in question, execute not provide up and view what else you should perform if you still can’t install Windows 10.

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Hopefully, our tips have actually helped you get Windows 10 up and also running on your computer. Now that you deserve to reap its cutting-edge boons, remember to save your software program approximately date. If Windows 10 appears a bit intrusive, execute not worry: tbelow is no require for downgrading to your previous OS – you are cost-free to remove the Windows 10’s most distressing features.