Breakdown of هذا إعداد جديد متوافق، إذن تزامنوا أجهزة.
جديدjadeed
new
هذاhâdhâ
this (m)
جهازjihâz
device
إذنidhan
so, then (in that case)
Questions & Answers about هذا إعداد جديد متوافق، إذن تزامنوا أجهزة.
Why does the verb تزامنوا drop the final ن (noon) that we would normally see in تزامنون?
This is the core of the current lesson. The particle إذن (therefore) governs the subjunctive mood. To make a 'you all' (plural masculine) present tense verb subjunctive, you drop the final ن (noon) and add a silent alif, turning the indicative تزامنون into the subjunctive تزامنوا.
I usually see the past tense for 'they did something' ending in an alif. How can we tell تزامنوا is present tense here?
You are right that تزامنوا looks exactly like the past tense for 'they synced' without vowel marks. However, context is key. Because it directly follows إذن, which sets up a logical future consequence ('therefore...'), it must be the present subjunctive form of تزامنون (you all sync).
Are إذن and إذًا completely interchangeable?
Often yes, but traditionally, إذن is preferred when it actively acts as a particle governing the subjunctive mood of the following verb, as it does in this sentence. إذًا is more common when the word is loosely added to a sentence to mean 'so' or 'well then' without altering the verb's grammatical case.
Why doesn't the word أجهزة (devices) take the definite article ال here?
In Arabic, just like in English, making a plural noun indefinite keeps the meaning broad. By saying أجهزة instead of الأجهزة, the sentence implies you will sync 'devices' in general, rather than a specific, previously mentioned set of devices.