introduce innoextract

docs/players/Installation_iOS.md

@@ -24,17 +24,21 @@ To install the signed ipa on your device, you can use Xcode or Apple Configurato
 
 Note: if you don't need in-game videos, you can omit downloading/copying file VIDEO.VID from data folder - it will save your time and space. The same applies to the Mp3 directory.
 
-### Step 2.a: Installing data files with Finder or Windows explorer
+### Step 2.a: Installing data files with GOG offline installer
+
+If you buyed HoMM3 on [GOG](https://www.gog.com/de/game/heroes_of_might_and_magic_3_complete_edition) you can download the files directly with the browser and install it in launcher. You need to select the exe file first and afterwards the bin file. This process takes a few seconds. Be patient.
+
+### Step 2.b: Installing data files with Finder or Windows explorer
 
 To play the game, you need to upload HoMM3 data files - **Data**, **Maps** and **Mp3** directories - to the device. Use Finder (or iTunes, if you're on Windows or your macOS is 10.14 or earlier) for that. You can also add various mods by uploading **Mods** directory. Follow [official Apple guide](https://support.apple.com/en-us/HT210598) and place files into VCMI app. Unfortunately, Finder doesn't display copy progress, give it about 10 minutes to finish.
 
-### Step 2.b: Installing data files using iOS device only
+### Step 2.c: Installing data files using iOS device only
 
 If you have data somewhere on device or in shared folder or you have downloaded it, you can copy it directly on your iPhone/iPad using Files application.
 
 Place **Data**, **Maps** and **Mp3** folders into vcmi application - it will be visible in Files along with other applications' folders.
 
-### Step 2.c: Installing data files with Xcode on macOS
+### Step 2.d: Installing data files with Xcode on macOS
 
 You can also upload files with Xcode. You need to prepare "container" for that.