You can create shared budgets within Google Ads Editor to split a common budget across multiple campaigns.
This article explains how to set up a shared budget in Editor.
- Look for the type list panel located in the bottom left with the header “Manage”.
- Expand the "Shared library".
- Select Shared budgets.
- To add a new shared budget, click Add shared budget.
- To update your shared budgets, click Make multiple changes.