Вставка текста в текст

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Дан файл Text.txt. В нем написано:

2. Software License. As long as you obtained the Software from Adobe or one of its authorized licensees and as long as you comply with the terms of this agreement, Adobe grants you a non-exclusive license to use the Software in the manner and for the purposes described in the Documentation, as further set forth below. See Section 14 for specific provisions related to certain components.
2.1 General Use. You may install and use one copy of the Software on up to the Permitted Number of your compatible Computers; or

Можно ли с помощью флэш вставить между пунктами 2 и 2.1 какую-нибудь фразу или поясняние. И сохранить файл Text уже в измененном виде?