If you are a frequent user of government or financial websites—particularly those related to Indian GST (Goods and Services Tax) , income tax e-filing, or certain public sector portals—you may have encountered a frustrating pop-up message: "Please install CSMG B2C Client Tool free."
This message typically appears when you try to upload a file, download a PDF, or sign a digital document. For new users, this error can be confusing and disruptive. Is it a virus? Do you have to pay? How do you fix it? please install csmg b2c client tool free