- A
The environment is not enabled for external sharing.
External sharing must be enabled in the environment settings.
- B
The environment is a sandbox environment, which does not support external sharing.
Why wrong: Sandbox environments can support external sharing if configured.
- C
The environment has a data loss prevention (DLP) policy that blocks sharing.
Why wrong: DLP policies control connector usage, not sharing.
- D
External users must have a Power Apps license to access the app.
Why wrong: External users can access apps without a license if the app is shared appropriately.
Question 787 of 976
How to Enable External Sharing for Canvas Apps in Power Platform
This PL-900 practice question tests your understanding of manage the microsoft power platform environment. The scenario asks you to isolate a root cause — eliminate options that address a different problem before choosing. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
You are a Power Platform administrator. A user reports that they are unable to share a canvas app with external users. What is the most likely cause?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue:
"most likely"Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The environment is not enabled for external sharing.
Option A is correct because external sharing of canvas apps is controlled at the environment level in the Power Platform admin center. By default, external sharing is disabled for environments, and an administrator must explicitly enable it under the environment's settings. Without this setting enabled, users cannot share canvas apps with external users, even if they have the appropriate permissions.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
The environment is not enabled for external sharing.
Why this is correct
External sharing must be enabled in the environment settings.
Clue confirmation
The clue word "most likely" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
The environment is a sandbox environment, which does not support external sharing.
Why it's wrong here
Sandbox environments can support external sharing if configured.
- ✗
The environment has a data loss prevention (DLP) policy that blocks sharing.
Why it's wrong here
DLP policies control connector usage, not sharing.
- ✗
External users must have a Power Apps license to access the app.
Why it's wrong here
External users can access apps without a license if the app is shared appropriately.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse environment-level sharing settings with licensing requirements or DLP policies, assuming that external sharing is always available or that a license is the primary blocker, when in fact the environment setting is the first gate.
Detailed technical explanation
How to think about this question
External sharing in Power Apps relies on Azure AD B2B collaboration, where external users are added as guest users in the tenant. The environment-level setting 'Share apps with external users' must be enabled in the Power Platform admin center under Environment settings > Product > Features. Even when enabled, external users must authenticate via their own identity provider, and the app must not use connectors that require a Power Apps license (e.g., premium connectors) unless the external user is assigned a license. A common real-world scenario is a partner collaboration app where external users need access; the admin must first enable external sharing and then ensure the app uses only standard connectors.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
TExam Day Tips
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A company's IT admin needs to give a contractor read-only access to production logs without sharing account credentials. Using role-based access control (RBAC) and temporary scoped permissions — not a permanent shared password — is the correct pattern. Questions like this test whether you can apply least-privilege access across cloud identity services.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
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Manage the Microsoft Power Platform environment — study guide chapter
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FAQ
Questions learners often ask
What does this PL-900 question test?
Manage the Microsoft Power Platform environment — This question tests Manage the Microsoft Power Platform environment — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The environment is not enabled for external sharing. — Option A is correct because external sharing of canvas apps is controlled at the environment level in the Power Platform admin center. By default, external sharing is disabled for environments, and an administrator must explicitly enable it under the environment's settings. Without this setting enabled, users cannot share canvas apps with external users, even if they have the appropriate permissions.
What should I do if I get this PL-900 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Are there clue words in this question I should notice?
Yes — watch for: "most likely". Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: Jul 4, 2026
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