[Moto G 2015 Q&A, Help & Troubleshooting] reeeju:
C:\Program Files (x86)\Minimal ADB and Fastboot>fastboot reboot recovery

usage: fastboot [ <option> ] <command>

commands:

update <filename> Reflash device from update.zip.

flashall Flash boot, system, vendor, and --

if found -- recovery.

flash <partition> [ <filename> ] Write a file to a flash partition.

flashing lock Locks the device. Prevents flashing.

flashing unlock Unlocks the device. Allows flashing

any partition except

bootloader-related partitions.

flashing lock_critical Prevents flashing bootloader-related

partitions.

flashing unlock_critical Enables flashing bootloader-related

partitions.

flashing get_unlock_ability Queries bootloader to see if the

device is unlocked.

flashing get_unlock_bootloader_nonce Queries the bootloader to get the

unlock nonce.

flashing unlock_bootloader <request> Issue unlock bootloader using request.

flashing lock_bootloader Locks the bootloader to prevent

bootloader version rollback.

erase <partition> Erase a flash partition.

format[:[<fs type>][:[<size>]] <partition>

Format a flash partition. Can

override the fs type and/or size

the bootloader reports.

getvar <variable> Display a bootloader variable.

set_active <suffix> Sets the active slot. If slots are

not supported, this does nothing.

boot <kernel> [ <ramdisk> [ <second> ] ] Download and boot kernel.

flash:raw boot <kernel> [ <ramdisk> [ <second> ] ]

Create bootimage and flash it.

devices [-l] List all connected devices [with

device paths].

continue Continue with autoboot.

reboot [bootloader] Reboot device [into bootloader].

reboot-bootloader Reboot device into bootloader.

help Show this help message.

options:

-w Erase userdata and cache (and format

if supported by partition type).

-u Do not erase partition before

formatting.

-s <specific device> Specify a device. For USB, provide either

a serial number or path to device port.

For ethernet, provide an address in the form <protocol>:<hostname>[:port] where <protocol> is either tcp or udp.

-p <product> Specify product name.

-c <cmdline> Override kernel commandline.

-i <vendor id> Specify a custom USB vendor id.

-b, --base <base_addr> Specify a custom kernel base

address (default: 0x10000000).

--kernel-offset Specify a custom kernel offset.

(default: 0x00008000)

--ramdisk-offset Specify a custom ramdisk offset.

(default: 0x01000000)

--tags-offset Specify a custom tags offset.

(default: 0x00000100)

-n, --page-size <page size> Specify the nand page size

(default: 2048).

-S <size>[K|M|G] Automatically sparse files greater

than 'size'. 0 to disable.

--slot <suffix> Specify slot suffix to be used if the

device supports slots. This will be

added to all partition names that use

slots. 'all' can be given to refer

to all slots. 'other' can be given to

refer to a non-current slot. If this

flag is not used, slotted partitions

will default to the current active slot.

-a, --set-active[=<suffix>] Sets the active slot. If no suffix is

provided, this will default to the value

given by --slot. If slots are not

supported, this does nothing. This will

run after all non-reboot commands.

--unbuffered Do not buffer input or output.

--version Display version.

-h, --help show this message

no what to do...pls help me