This is the 12169th most frequent Turkish word.
güncellemelerini
"Updates" (possessive and accusative form: "its updates").
Here 'güncellemelerini' means 'the updates (of it)' and refers to the updates of the software, indicating belonging.
Lütfen yazılımın güncellemelerini kontrol et.
Please check the updates of the software.
In this sentence, 'güncellemelerini' pertains to 'the updates (of your phone)', implying the specific updates belonging to the phone.
Telefonunun güncellemelerini yapmazsan, uygulamalar düzgün çalışmayabilir.
If you don't perform the updates of your phone, the applications might not work properly.
Here, 'güncellemelerini' indicates 'the updates (of the system)', emphasizing the regular maintenance by performing these updates.