diff --git a/install/lang/uz/error.php b/install/lang/uz/error.php
index 44587ae9e7c..f9a7a55e570 100644
--- a/install/lang/uz/error.php
+++ b/install/lang/uz/error.php
@@ -41,4 +41,5 @@ $string['cannotsavemd5file'] = 'md5 faylini saqlab bo‘lmadi';
 $string['cannotsavezipfile'] = 'ZIP faylini saqlab bo‘lmadi';
 $string['cannotunzipfile'] = 'Faylni arxivdan chiqarib bo‘lmadi';
 $string['componentisuptodate'] = 'Komponent yangilangan holda';
-$string['dmlexceptiononinstall'] = '<p>Ma’lumotlar bazasi xatosi yuz berdi [{$a->errorcode}].<br />{$a->debuginfo}</p>';
+$string['dmlexceptiononinstall'] = '<p>Ma’lumotlar bazasida xatolik yuz berdi [{$a->errorcode}].<br />{$a->debuginfo}</p>';
+$string['downloadedfilecheckfailed'] = 'Yuklab olingan faylni tekshirish muvaffaqiyatsiz tugadi';
diff --git a/install/lang/uz/install.php b/install/lang/uz/install.php
index 2d6cd2fa3e1..fe487e90576 100644
--- a/install/lang/uz/install.php
+++ b/install/lang/uz/install.php
@@ -35,3 +35,11 @@ $string['dataroot'] = 'Ma’lumotlar katalogi';
 $string['dbprefix'] = 'Jadvallar prefiksi';
 $string['dirroot'] = 'Moodle katalogi';
 $string['installation'] = 'O\'rnatish';
+$string['welcomep10'] = '{$a->installername} ({$a->installerversion})';
+$string['welcomep20'] = 'Siz bu sahifani ko‘rayotganingizning sababi, siz kompyuteringizda <strong>{$a->packname} {$a->packversion}</strong> paketini muvaffaqiyatli o‘rnatdingiz va ishga tushirdingiz. Tabriklaymiz!';
+$string['welcomep30'] = '<strong>{$a->installername}</strong> ning ushbu relizi <strong>Moodle</strong> ishlaydigan muhitni yaratish uchun ilovalarni o‘z ichiga oladi, ya’ni:';
+$string['welcomep40'] = 'Paket shuningdek <strong>Moodle {$a->moodlerelease} ({$a->moodleversion})</strong> ni o‘z ichiga oladi.';
+$string['welcomep50'] = 'Ushbu paketdagi barcha ilovalardan foydalanish ularning tegishli litsenziyalari bilan tartibga solinadi. To‘liq <strong>{$a->installername}</strong> paketi <a href="https://www.opensource.org/docs/definition_plain.html">ochiq kodli</a> hisoblanadi va <a href="https://www.gnu.org/copyleft/gpl.html">GPL</a> litsenziyasi ostida tarqatiladi.';
+$string['welcomep60'] = 'Keyingi sahifalar kompyuteringizda <strong>Moodle</strong>ni sozlash va o‘rnatish bo‘yicha oson bajariladigan qadamlar orqali sizni yetaklaydi. Siz sukut bo‘yicha sozlamalarni qabul qilishingiz yoki ixtiyoriy ravishda ularni o‘z ehtiyojlaringizga mos ravishda o‘zgartirishingiz mumkin.';
+$string['welcomep70'] = '<strong>Moodle</strong>ni o‘rnatishni davom ettirish uchun quyidagi "Keyingi" tugmasini bosing.';
+$string['wwwroot'] = 'Veb-manzil';