# ASO Agency — Lesson 54: ASO troubleshooting: download and conversion drops

Outcome: Investigate a decline through data validity, segmentation and competing explanations before making changes.

App / store / market / locale:
Prepared by / date:
Product or listing version:

## Your ASO assignment

1. Create a diagnostic tree for volume, rate and product-quality changes.

Your response:

2. Investigate a hypothetical decline with three competing explanations.

Your response:

3. Write an incident memo with confirmed facts, unknowns and next checks.

Your response:

## Scenario challenge

A 30% decline appears in a report exported halfway through the day. Explain the validation sequence before comparing it with yesterday's full-day total or changing metadata.

Your reasoning:

## Handover

### Incident statement

Record the exact metric, population, timing and magnitude of the observed change.

Your evidence and decision:

### Validation

Confirm complete data, stable definitions and correct filters before interpreting performance.

Your evidence and decision:

### Hypothesis table

List plausible causes, evidence for each and disconfirming checks.

Your evidence and decision:

### Action log

Assign corrections or investigations with owners and record every intervention.

Your evidence and decision:

### Recovery review

Define the outcome to monitor and preserve the final learning with remaining uncertainty.

Your evidence and decision:

## Submission check

- [ ] Report and filter problems are checked before strategic changes.
- [ ] Traffic, conversion and product outcomes are distinguished.
- [ ] Actions follow evidence and preserve a useful change history.

## Next action
Owner:
Required evidence:
Due date:
Review decision:

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