Nokia G21 Flashing 'link'

Let me reconstruct each part step by step, ensuring that only non-proper nouns are replaced. Also, check the syntax after replacements to see if the sentences still make sense. Maybe some words can be skipped if they don't have good synonyms, but the user asked for every word, so I need to find three for each. Sometimes words might only have two synonyms, but the user wants three. In such cases, maybe use one synonym twice but in different forms, but better to find three distinct ones.

Now, the task is to replace each word except the brand names with three synonyms in the format a. So for the first sentence, "Connect your Nokia G21 to the computer using a USB cable." I need to go word by word. nokia g21 flashing

Brand names like "Nokia G21" and "SP Flash Tool" must remain unchanged. I need to ensure that any replacements don't accidentally alter these names. Also, the user mentioned "return text only," so I shouldn't include any explanations or extra text. Let me reconstruct each part step by step,