Hello abhinayah,
We recommend ensuring the steps in the guide here are completed to help you connect: Use a mobile phone to connect your Mac to the internet
If you're unable to open the article, the steps are as follows:
"If your mobile phone isn’t already connected with your Mac, choose Apple menu > System Preferences, then click Bluetooth.
Select your phone in the Devices list. If this device is new to your Mac, click Connect. If you have previously connected this device, double-click it to connect.
Choose Apple menu > System Preferences, click Network, then click Bluetooth PAN in the list on the left.
If Bluetooth PAN isn’t available, click the Add button
, click the Interface pop-up menu, then choose Bluetooth PAN.
Click the Device pop-up menu, choose your phone, then click Connect.
A six-digit number may appear on your Mac and cell phone. Follow your cell phone manufacturer’s directions for pairing with a bluetooth device."
Additionally, be sure your Android is set up to connect and test a hardwired connection using the steps here: Share a mobile connection by hotspot or tethering on Android
Cheers!