Designing for maintainability: Deprecation tracking
Why this deserves attention
Retirements and end-of-support notices need the same visibility as new features. The important work is to turn the assumption into a visible decision.
Hidden dependencies surface late, forcing rushed replacements and unplanned testing across the estate. On 19 December 2025, this archive entry records the principle as a practical design concern rather than a product announcement.
Build for the next owner
Look at deprecation tracking through how another team will understand, support and safely change the solution. The objective is not to introduce more process; it is to expose the few decisions that determine reliability, ownership and future change.
Maintain a deprecation register, link each item to affected assets and fund remediation before the final release window. Record the decision close to the solution so that delivery, support and future architecture reviews work from the same intent.
What good looks like
Technology retirement becomes routine portfolio management rather than emergency work. The team can describe the expected behaviour, the owner, the evidence of success and the response when reality differs from the design.
A useful next step is to review one live implementation against this principle, identify the largest unowned assumption and turn it into a bounded improvement with a measurable outcome.
Official reference
Official Salesforce Release Notes