Katakcha belgilanadi
Matn, son yoki formula kiritiladi
Kiritish (Enter) klavishasi bosiladi
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Katakcha belgilanadi
F2 (tahrirlash holatiga o‘tish) klavishasi bosiladi
Tahrirlash bajariladi
Kiritish klavishasi bosiladi
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Katakcha yoki katakchalar bloki belgilanadi
O‘chirish (Delete) klavishasi bosiladi
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