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After installing AWS CLI on macOS, running aws --version returns an old version 1.x.x. What is the best fix?

medium📝 Debug Q7 of 15
AWS - CLI
After installing AWS CLI on macOS, running aws --version returns an old version 1.x.x. What is the best fix?
ARun <code>aws update</code> command
BUninstall AWS CLI version 1 and reinstall version 2 using Homebrew
CIgnore it, version 1 works the same
DInstall AWS CLI using pip
Step-by-Step Solution
Solution:

  1. Step 1: Identify cause of old version showing

    Version 1 may remain from previous install and takes precedence in PATH.

  2. Step 2: Remove old version and install latest properly

    Uninstall version 1 and install version 2 using Homebrew ensures correct version and PATH setup.

  3. Final Answer:

    Uninstall AWS CLI version 1 and reinstall version 2 using Homebrew -> Option B

  4. Quick Check:

    Old version fix = uninstall old + reinstall new = B [OK]
Quick Trick: Remove old AWS CLI before installing new version [OK]
Common Mistakes:
MISTAKES
  • Trying aws update command
  • Ignoring version mismatch
  • Using pip for AWS CLI v2

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