Disable WiFi and use 3G connection

Android 2.2 and above

Open and select "go offline" from the application menu. (Fig. 1)

Open the phone settings → Wireless & networks (Fig. 2) → Remove the check near the "Wi-Fi" entry (Fig. 3). Check under "Mobile Networks" that the mobile network preferred mode is set to 3G (or WCDMA). (Fig. 4)

Re-launch and see if it will connect to the server with 3G connection. Open the notification area and check that notification says "Online" (Fig. 5)

Fig. 1Fig. 2
Fig. 3Fig. 4

Fig. 5 

 

 

Android 4.x

Open and select "go offline" from the application menu. (Fig. 1)

Open the phone settings → power off WiFi (Fig. 2). Tap "Mobile Network" and check uthat the mobile network preferred mode is set to 3G (or WCDMA). (Fig. 3)

Re-launch and see if it will connect to the server with 3G connection. Open the notification area and check that notification says "Online" (Fig. 4)

 

Fig. 1Fig. 2
Fig. 3Fig. 4

 

 

Disable WiFi and use 2G connection

Android 2.2 and above

Open and select "go offline" from the application menu.

Open the phone settings → Wireless & networks  (Fig. 2)  → Remove the check near the "Wi-Fi" entry  (Fig. 3) . Check under "Mobile Networks" that the mobile network preferred mode is set to 2G (or GSM).  (Fig. 4) 

Re-launch and see if it will connect to the server with 2G connection. Open the notification area and check that notification says "Online"  (Fig. 5) 

 

Fig. 1Fig. 2
Fig. 3Fig. 4
 
Fig. 5 

Android 4.x

Open and select "go offline" from the application menu. (Fig. 1)

Open the phone settings → power off WiFi (Fig. 2). Tap "Mobile Network" and check uthat the mobile network preferred mode is set to 2G (or GSM). (Fig. 3)

Re-launch and see if it will connect to the server with 3G connection. Open the notification area and check that notification says "Online" (Fig. 4)

 

Fig. 1Fig. 2
Fig. 3Fig. 4

 

Enable WiFi instead of 3G/2G connection

Android 2.2 and above

Open and select "go offline" from the application menu. (Fig. 1)

Open the phone settings → Wireless & networks (Fig. 2) → Check near the "Wi-Fi" entry. If no WiFi network is configured on the device, configure a new WiFi connection under "Wi-Fi settings" (Fig. 3)

Re-launch and see if it will connect to the server with WiFi connection. Open the notification area and check that notification says "Online" (Fig. 4)

Fig. 1Fig. 2
Fig. 3Fig. 4

 

Android 4.x

Open and select "go offline" from the application menu. (Fig. 1)

Open the phone settings → power on WiFi (Fig 2).  If no WiFi network is configured on the device, configure a new WiFi connection. Tap "Wi-Fi" and add a new Wi-Fi network

Re-launch and see if it will connect to the server with 3G connection. Open the notification area and check that notification says "Online" (Fig. 3)

 

Fig. 1Fig. 2
 
Fig. 3