TOEFL

You don't need to upload ID again, but you must enter same name and details like before. On test day, bring your original ID (like passport).

Yes, you will need to register again for a TOEFL re-test, even if you have previously registered and taken the exam. 

You can give TOEFL again after 3 days. So if you gave test on Monday, you can book next one from Thursday.

Yes, you can take TOEFL test again and again. There is no limit. You can re-attempt it if you are not happy with your score.

No, school ID, Aadhar, or photocopies are not accepted. You need original government ID like passport or sometimes national ID card (only if ETS accepts in your country).

You need a valid and original photo ID (identity proof). The most accepted ID is a passport. Your name on the ID must match your TOEFL registration name.

No, you don't need to pass any other exam. If you can understand and speak basic English, you can take TOEFL test.

Anyone who want to study, work or live in an English-speaking country can take TOEFL. No special degree or class needed.

Australian universities generally requires TOEFL score of 79–100.

In the UK, TOEFL is accepted in many universities. Common score is around 88 to 100. But for UK visa, the TOEFL score must also match UKVI (UK Visa) rules.