Accendo la lampada da tavolo quando studio.

In Italian, subject pronouns are often omitted because the verb ending already shows who is doing the action.

• accendo = I turn on / I switch on
• The -o ending tells you the subject is I

So Accendo la lampada da tavolo quando studio is completely natural.
You could say Io accendo..., but that usually adds emphasis, as in:

• Io accendo la lampada, non tu. = I turn on the lamp, not you.

Italian usually uses articles more often than English does. Here, la lampada da tavolo means the table lamp / the desk lamp, referring to a specific lamp that is understood from the situation.

So:

• la lampada da tavolo = the table lamp / the desk lamp

Leaving out the article would sound wrong here.

Lampada means lamp, and da tavolo literally means for table.

Together:

• lampada da tavolo = table lamp or desk lamp

This is a common Italian pattern:

• scarpe da tennis = tennis shoes
• spazzolino da denti = toothbrush
• tavolo da pranzo = dining table

So da here often expresses use or purpose.

Yes, da often means from, but it has several uses in Italian.

In lampada da tavolo, da does not mean from. It indicates the function or type of the object:

• lampada da tavolo = lamp for a table = table lamp
• occhiali da sole = sunglasses
• sala da pranzo = dining room

So this is a fixed and very common structure.

For the same reason as accendo: Italian often drops the subject pronoun.

• studio = I study
• The -o ending already tells you it is I

So quando studio means when I study.

Italian often uses the present tense for habitual or repeated actions.

Here the sentence means something like:

• I turn on the desk lamp when I study
• in other words, whenever I study, I turn on the desk lamp

Both accendo and studio are present tense because this is a general routine or habit.

If you wanted to stress an action happening right now, Italian could use a different structure, but for general habits the simple present is the normal choice.

It can often correspond to either in English, depending on context. In this sentence, the most natural interpretation is habitual:

• quando studio = when I study / whenever I study

Italian simple present is broader than English simple present in many cases, so context decides the best translation.

Yes, that is also correct.

Both are natural:

• Accendo la lampada da tavolo quando studio.
• Quando studio, accendo la lampada da tavolo.

The second version puts more focus on the time condition first: When I study, I turn on the desk lamp.

Italian word order is often flexible, especially with time clauses like quando studio.

Sometimes, but the meaning changes slightly.

• quando studio = when I study / whenever I study
• mentre studio = while I study

So:

• Accendo la lampada da tavolo quando studio suggests a habit connected to studying.
• Accendo la lampada da tavolo mentre studio would sound more like I turn on the desk lamp while I’m studying, which is less likely as a general statement.

Here quando is the better choice for a routine.

Yes. Accendere can mean:

• to turn on
• to switch on
• to light

With a lamp, English usually says:

• turn on the lamp
• switch on the lamp

So accendo la lampada is best understood that way here.

Because quando itself introduces the time clause.

• quando = when

So quando studio is already a complete subordinate clause meaning when I study. No extra preposition is needed.

Not exactly by itself. Lampada da tavolo specifically means a table lamp or desk lamp, that is, a lamp designed to sit on a table.

If you want to say bedside lamp, Italian would more likely use something more specific depending on context, such as:

• lampada sul comodino
• abat-jour in some contexts

So lampada da tavolo is broader than bedside lamp.

The original sentence already sounds habitual, but Italian can make the repeated idea clearer with words like:

• di solito = usually
• sempre = always
• ogni volta che = every time that / whenever

For example:

• Di solito accendo la lampada da tavolo quando studio.
• Accendo sempre la lampada da tavolo quando studio.
• Accendo la lampada da tavolo ogni volta che studio.

These all make the routine more explicit.

Yes, it is natural and correct. It clearly expresses a regular action:

• Accendo la lampada da tavolo quando studio.

A native speaker might also say:

• Quando studio, accendo la lampada da tavolo.

Both versions are normal.