Aastra 6755i Support Questions
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Most Popular Aastra 6755i Questions
Change The Screen Language
My phone suddenly switched from English to French. How do I get phone screen back to English?
My phone suddenly switched from English to French. How do I get phone screen back to English?
Aastra 6755i Answers
Change The Screen Language
Hi. This might vary from model to model. For the Aastra 57i CT it isConfig KeyOption 2 (Preferences)...
Hi. This might vary from model to model. For the Aastra 57i CT it isConfig KeyOption 2 (Preferences)...