Farxat, если загрузить систему в безопасном режиме, проблема есть?
Если запустить Excel в безопасном режиме: Пуск -> Выполнить ->
Код:

excel /s
проблема есть?
How to troubleshoot Excel 2007 startup problems
Далее, ищем в инете по запросу
Excel contacting for information press esc to cancel:
Цитата Ars_Technica:
Finally I resolved the solution by going to the trust center in Office and adding my network place path in trusted locations and the issue went away
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Цитата arkaig:
I think you may well find that this is due to HP software associated with a printer. It took me months to sort this one out, it turns out HP software such as photosmart utilities cause this slow down.
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Цитата sswiderek:
I ran into this problem as well - I had 2 printers installed that used the HP Universal Printer Driver. Once I deleted these printers the Word/Excel documents located on the network and locally opened at normal speed.
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