Windows 10

This article describes how to change the letter assigned to a drive (disk) in Windows.

(!) Changing a drive letter may harm your applications that use this drive letter. Before doing this, please make sure no applications are tied to the drive letter that you are going to change.

Do the following to chang the letter:

  1. Right-click on Start -> Computer. Click Manage:

Symptoms

1. You try to install Agent for Windows on a Windows 10 or Windows Server 2016.

2. Installation fails with an error 

%1 is not a valid Win32 application

3. Installation log contains an error similar to the following one:

MSI_TRACE(tib): Failed to install: status 193.  

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Symptoms

You install Acronis True Image on a Windows 10 machine (physical or virtual) that has Storage Spaces set up in the system.

Disks that are a part of Storage Space are not recognized by Acronis True Image.

Cause

Product limitation. Acronis True Image does not support Storage Spaces.

Introduction

When a backup ends with an error status (backup is not created), Acronis True Image displays a short error message in the product interface, and writes the details in a text log file (“full log”).

To see the short error message do either of the following:

Introduction

This article explains how to temporarily turn off Windows Defender Antivirus in case it conflicts with Acronis software on Windows 10, e.g. prevents successful software installation or update/upgrade.

Introduction

Windows 10, starting with version 1803, includes Windows Defender Exploit Guard, a new security layer in addition to the standard Windows Defender Antivirus.

Symptoms

  1. Installation of Acronis True Image on Windows 10 fails with the following error:

    1% is not a valid Win32 application

  2. Installation log contains an error similar to the following one:

    CustomAction MsiTibInstall_TibApiDll__I returned actual error code 1603

Symptoms

Backup that includes OneDrive folder fails with an error similar to the following:

Failed to enumerate directory 'C:/Users/myusername/OneDrive/'. It may be corrupted or does not exist. 

Failed to back up file or folder. C:/Users/myusername/OneDrive/' It may be blocked by another application

The file is read-only.

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