Reuse a Google Docs custom building block through its saved name, then review the inserted content for the new document. Editing the saved block and editing one inserted passage are different maintenance tasks.
Insert a block you can reuse
- Type the at sign followed by the block’s name, or open Insert > Building blocks > Custom building block.
- Select the intended block.
- Read the inserted passage and its placeholders.
- Replace values that belong to the current project.
The feature requires an eligible work or school account. Reuse is creator-specific, so do not assume a block shared as source material becomes insertable by every collaborator.
Manage the saved source
Use Manage custom blocks to open the saved block list in Drive. Google stores new blocks in an automatically generated Custom Building Blocks folder.
The list can show blocks you own and blocks shared with you. Shared blocks can be editable without being available for you to insert as personal reusable blocks. Keep those capabilities distinct.
Check updates and retirement deliberately
When changing a saved block, inspect a new insertion and review important existing documents separately. Do not promise that all previously inserted text has automatically synchronized unless you have verified that behavior.
To remove a saved block, Google directs users to delete its Drive file. Check ownership, purpose, and retention needs before doing so. Review names, links, dates, and audience-sensitive content each time a block is reused. A clean insertion should fit the new document’s facts and workflow rather than merely reproduce a familiar-looking paragraph.
References
Reviewed against the linked official product guidance on November 3, 2026. Features, limits, screen labels, and access can vary by account, platform, region, and organization policy.