This thread is resolved. Here is a description of the problem and solution.
Problem: The user was unable to translate the logo in the Elementor Pro header used with Astra theme. Solution: Check this solution https://wpml.org/forums/topic/change-logo-with-language-astra-1-6-9/#post-3459241
If it does not help check https://wpml.org/forums/topic/logo-translation-15/
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