This feature is available only in the Premium pricing plan.

Similar to setting the Custom Invoice Number Format, you can now set up a General Number Scheme for other items as well.

To do so, head over to Settings - General:

And navigate to the Numbering scheme menu where you can set custom sequences for projects, budgets, and tasks:

To see which variables are supported when creating a custom sequence, hover over the ℹ️ icon next to each item:

You can also use standard text along with the predefined variables.
For example, Task-{n}, Project-{yy}, etc.

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