Hi @Gnanasekharan
Welcome to the community.
Here's how to run the repair on PC Companion:
- Install and open PC Companion then select Support Zone.
- Phone Software Update.
- Start.
- Repair Phone
- Continue
- Accept data removal
- Next
- Wait for prepare
- Select Phone
- Follow the connection steps
And Bridge for Mac:
- Launch Bridge for MAC without the handset connected.
- On the Main Window select "Xperia > Repair Xperia Device".
- Ensure the phone is charged and select "Ok" in the following window.
- Select Continue on the following page.
- Wait until the initialising step is finished the continue as below.
6 . Select your model of phone from the list that appears
- Follow the connection steps that appear, ensuring that you are holding the relevant button down before during and after the connection phase until the update/repair begins.
You will want to start these processes with the phone powered off and disconnected from the PC.