This is not ticked by default.Īll macros in Trusted Locations are allowed to run regardless of your macro security setting. For any Automation client to be able to access the VBA object model programmatically, the user running the code must explicitly grant access. Trust access to the VBA project object model - (Default is off) This setting is for developers and is used to allow programmatic access to the VBA object model from any Automation client. Link - /t5/excel-blog/restrict-usage-of-excel-4-0-xlm-macros-with-new-macro-settings/ba-p/2528450 Using this setting is not recommended as it makes your computer vulnerable to potentially malicious code.Įnable Excel 4.0 macros when VBA macros are enabled - (Default is off) (Added in 365) This disables Excel 4.0 XLM macros from running. (4) Enable VBA macros (Low) - All macros are enabled and will run (signed or unsigned) and you will never see any security alerts. This lets you make the decision on a case by case basis. A security alert is displayed every time you open any document containing macros (signed or unsigned). (3) Disable VBA macros with notification (Medium) - ( Default) In the screenshot above this is actually the second option. All unsigned macros are disabled without notification. You will only see a security alert when you open a document that has a digital signature that does not appear in your trusted publishers list.
All macros are disabled except for those that have been digitally signed by a trusted publisher. (2) Disable VBA macros (without notification) except digitally signed macros (High) - In the screenshot above this is actually the third option. All macros, not in trusted locations are disabled (signed or unsigned). If there are any documents that contain unsigned macros that you want to use you need to put them into a trusted location. (1) Disable VBA macros without notification (Very High) - All macros and security alerts are disabled. Here is our summary of what the different options mean and notice that we describe them in a slightly different order to the order in which they appear on this dialog box. These settings have always been a source of confusion and still are.įirst of all we think they are in the wrong order and second of all "without notification" should be added to the description shown below. Each Office application has its own trust center/macro security settings.Īll macros in trusted locations are always allowed to run and are excluded from the Trust Center security settings.
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