Preferences affect annotations created after settings are applied. Pre-existing annotations and opened .vpb files are not affected by preference settings. Preference settings are used on annotation XML files, created before VRED 2018.2, that do not contain individual annotation properties.
In the Menu Bar, click Edit > Preferences, then on the left side of the dialog box, select Annotation.
Use Node Visibility - Uses the visible state of the node the annotation is associated with. If the node is invisible, so is the annotation.
Font Color - Color of the text in the annotation.
Line Color - Color of the line and box of the annotation.
Background Color - Color inside the box of the annotation.
Background Transparency - Transparency of the background color.
Size - Adjust the size of the entire annotation.
Dynamic Scaling - Vary the size of labels, based on their depth within the viewport; for example, the label of an object that appears closer in the viewport has a bigger label than an object farther back. There are three scaling options: