Requirements
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* Microsoft Excel, installed and started at least once
* Excel not running when installing the 451 Assistant

Guide
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1. If you already have installed 451 Assistant 1.01 from a CD, goto step 3.
2. Run "Setup", found in Assistant_1_01 folder to install the 451 Assistant.
3. If you use 64-bit Excel version or Excel 2013 or newer, you also need to install the 451 Assistant 2020 update:
	a. Open folder "Update 2020".
	b. Copy the files "451Assistant.xls" and "Manual451.pdf" to the folder 451 Assistant was installed to. See (1).  
           You need to have administrator rights to do this.
4. If the installation succeeded, you should see "451" under the "Add-ins" menu in Excel.

Security notes
==============
* There are restrictions for add-ins in Excel. If the 451 Assistant is not visible in Excel, solve this by right clicking on "451Assistant.xml" in installation folder and select "Properties". Check if there is a security alert at the bottom of the window. In that case, check the "Unblock" box and click OK.
* Macros must be enabled to make it possible to use the 451 Assistant.

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(1) The default installation folder is:
    - On 64-bit Windows: "C:\Program Files (x86)\Inovision\451 Assistant for Excel"
    - On 32-bit Windows: "C:\Program Files\Inovision\451 Assistant for Excel"