Define system of measurement

Open the Settings Editor and go to: [Preferences]  → [System settings] .

[System settings] tab

Go to the [Regional settings] section.

Use the [System of measurement] setting to select the system of measurement.

• [Metric]: work with g/m2 and mm.

• [Imperial]: work with lb and inch.

System of measurement

Use the [Media weight notation] setting to select the media weight notation.

• [Based on chosen system of measurement]: uses the notation as selected in the [System of measurement] setting.

• [Metric]: work with g/m2.

• [Imperial]: work with lb.

Media weight notation