How to fix a VirtualBox Bridged Network Drop issue?

You've had VirtualBox virtual machines running smoothly for a long time. But Suddenly you see there are connection drops to your VM's. The issue can cautch you offguard. There are few things that you can do and Check to fix this. Let's do it one by one.

1. Update the Oracle VM VirtualBox Manager.

Go to File --> Check for updates...

2. Check the name of your NIC card in VM. Was it earlier used , if Yes change it.

You need to stop the VM to do the that.

Choose VM --> Settings --> Network

3. Change the Adapter Type for VM.

Choose VM --> Settings --> Network  ---> Advanced --> Change the adapter type to PCnet- FAST III.

You need to stop the VM to do the that.

4. Change the promiscuous Mode to Allow all.

Choose VM --> Settings --> Network  ---> ---> Advanced --> Promiscuous Mode

5. Change the MAC Adress for thr NIC.

Choose VM --> Settings --> Network  ---> Advanced --> Change the MAC  Address

You need to stop the VM to do the that.

6.  If non of the solution working for you, then add 2 NIC's  to your VM. One would for NAT and other would be for "Host-only Adapter".