Hello and welcome to justanswer, my name is ***** ***** i will be assisting you today,
I'm sorry about the issue, do you have a windows 7,8 or 10 computer connected to the wireless network? As we may be able to get the wireless password ***** this.
Step 1: Go to Start , and select Settings > Network & Internet.
Step 2: Choose the network you want to connect to and select Connect.
Step 3:Select the search box in the taskbar, enter view network connections, and in the search results, select View network connections.
Step 4:In Network Connections, press and hold (or right-click) the network name and select Status > Wireless Properties.
Step 5: Select the Security tab and select Show characters.
The wireless password ***** the wireless network is displayed in the Network security key field.
Let me know the results please
Has everything worked out ?