The first thing to do is unload the Indy9 in Delphi7. The uninstallation method is as follows:
1, enter the D7 directory, double-click Borland Delphi7.msi.
2. Select "Modify" in the Pop-up dialog box.
3, then click "Next", in the next dialog box, find Indy, click "Do not Install". After all the way "Next", finally completed, on the uninstall succeeded.
Installation:
1. Add the following path to Delphi's library path
Indy10\source\core
Indy10\source\protocols
Indy10\source\supercore
Indy10\source\system
2, open \system\indysystem70.dpk, point compile.
3, open \core\indycore70.dpk, point compile.
4, open \protocols\indyprotocols70.dpk, point compile.
5, open \SUPERCORE\INDYSUPERCORE70.DPK, point compile. Options available
6, open \CORE\DCLINDYCORE70.DPK, click Install.
7, open \PROTOCOLS\DCLINDYPROTOCOLS70.DPK, click Install.
8, open \SUPERCORE\DCLINDYSUPERCORE70.DPK, click Install. Options available
Indy10 Installation Method