Option A Getting Started Guide
Option B Getting Started Guide
The macro security levels in Excel changed starting with Excel 2007.
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Very HighOnly macros installed in trusted locations will be allowed to run. All other signed and unsigned macros are disabled. Not available in Excel 2000. Not recommended for use with Option B. (Option B features will only be available with significant setup effort.) HighDefault setting; only signed macros from trusted sources will be allowed to run. Unsigned macros are automatically disabled. Recommended for Option B, unless you need a lower setting for other reasons. MediumYou can choose whether or not to enable macros in a particular workbook; digital signatures are not required. Acceptable for Option B. LowEnable all macros. Not recommended, potentially dangerous code can run.
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Disable all macros without notificationNot recommended (Some Option B features will not be available.) Disable all macros with notification |
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Acceptable (default setting |
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for Option B |
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) Disable all macros except digitally signed macrosRecommended for Option B. Enable all macrosNot recommended (potentially dangerous code can run)
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